BOOK CHAPTER:

Hanlon, R.T., Chiao, C-C., Mäthger, L.M., Buresch, K.C., Barbosa, A., Allen, J.J., Siemann, L., & Chubb, C. 2011. Rapid adaptive camouflage in cephalopods. Pgs. 145-163 In: Stevens, M. and Merilaita, S. Eds. Animal camouflage: mechanisms and functions. Cambridge University Press. (PDF)

IN PRESS JOURNAL PAPERS:

Barbosa, A., Allen, J. J., Mäthger, L. M., & Hanlon, R.T. 2011. Cuttlefish use visual cues to determine arm postures for camouflage. Proc Roy Soc B

Buresch, K.C., Mäthger, L.M, Allen, J.J., Bennice, C., Smith, N., Schram, J., Chiao, C-C., & Hanlon, R.T. The use of background matching vs. masquerade for camouflage in cuttlefish Sepia officinalis. Vision Research

ARTICLES IN PEER-REVIEWED JOURNALS:

2011

Chiao, C-C., Wickiser, J.K., Allen, J.J., Genter, B., & Hanlon, R.T. 2011. Hyperspectral imaging of cuttlefish camouflage indicates good color match in the eyes of fish predators. Proceedings of the National Academy of Sciences 108 (22): 9148-9153. (PDF)

Cummings, S.F., Boal, J.G., Buresch, K.C., Kuanpradit, C., Sobhon, P., Degnan, B.M., Nagle, G.T., & Hanlon, R.T. 2011. Extreme aggression in male squid induced by a β -MSP-like pheromone. Current Biology 21: 322-327. (PDF)

Shashar, N., Johnsen, S., Lerner, A., Sabbah, S., Chiao, C-C., Mäthger, L.M., & Hanlon, R.T. 2011. Underwater linear polarization – physical limitations to biological functions. Phil. Trans. Royal Society B 366: 649-654.

Staudinger, M.D., Hanlon, R.T., & Juanes, F. 2011. Primary and secondary defenses of squid to cruising and ambush fish predators: variable tactics and their survival value. Animal Behaviour 81(3): 585-594.

Zylinski, S., How, M.J., Osorio, D., Hanlon, R.T, & Marshall, N.J. 2011. To be seen or to hide: visual characteristics of body patterns for camouflage and communication in the Australian giant cuttlefish, Sepia apama. American Naturalist 177 (5): 681-690

Young, M., Kvitek, R., Iampietro, P., Garza, C.D., Malliet, R., & Hanlon, R.T. 2011. Seafloor mapping and landscape ecology analyses used to monitor variations in spawning site preference and benthic egg mop abundance for the California market squid (Doryteuthis opalescens). J Exp Marine Biology & Ecology 407: 226-233.

Crook, R.J., Lewis, T., Hanlon, R.T., & Walters, E.T. 2011. Peripheral injury induces long-term sensitization of defensive responses to visual and tactile stimuli in the squid, Loligo pealeii Lesueur 1821. Journal of Experimental Biology 214: 3173-3185.


2010

Izumi, M., Sweeney, A.M., DeMartini, D., Weaver, J.C., Powers, M.L., Tao, A., Silvas, T.V., Kramer, R.M., Crookes-Goodson, W.J., Mäthger, L.M., Naik, R.R., Hanlon, R.T., & Morse, D. E. 2010. Changes in reflectin protein phosphorylation are associated with dynamic iridescence in squid. J. Royal Society Interface 7: 549-560. (DPF)

Chiao, C-C., Chubb, C., Buresch, K., Allen, J.J., Barbosa, A., Mäthger, L.M., & Hanlon, R.T. 2010. Mottle camouflage patterns in cuttlefish: quantitative characterization and visual stimuli that evoke them. Journal of Experimental Biology 213: 187-199. (PDF)

Hanlon, R.T., Watson, A.C., & Barbosa, A. 2010. A “mimic octopus” in the Atlantic: flatfish mimicry and camouflage by Macrotritopus defilippi. Biological Bulletin 218 (1): 15-24. (Editor’s Choice Article and Cover Shot)  (PDF)

Allen, J.J., Mäthger, L.M., Barbosa, A., Buresch, K.C., Sogin, E., Schwartz, J., & Hanlon, R.T. 2010. Cuttlefish dynamic camouflage: responses to substrate choice and integration of multiple visual cues. Proc. Roy. Soc. B 277: 1031-1039. (PDF)

Mooney, T.A., Lee, W-J., & Hanlon, R.T. 2010. Long-duration anesthetization of squid (Doryteuthis pealeii). Marine and Freshwater Behaviour and Physiology 43 (4): 297-303. (PDF)

Mäthger, L.M., Roberts, S., & Hanlon, R.T. 2010. Evidence for distributed light sensing in the skin of cuttlefish, Sepia officinalis. Biology Letters 6: 600-603. (PDF)

Mooney, T. A., Hanlon, R.T., Christensen-Dalsgaard, J., Madsen, P.T., Ketten, D.R., & Nachtigall, P.E. 2010. Hearing by the longfin squid (Loligo pealeii) studied with auditory evoked potentials: sensitivity to low-frequency particle motion and not pressure. Journal of Experimental Biology 213:3748-3759. Biology 213: 3953-3960. (PDF)

2009

Hanlon R.T., Chiao C-C., Mäthger, L.M., Barbosa A., Buresch K.C., & Chubb, C. 2009. Cephalopod dynamic camouflage: bridging the continuum between background matching and disruptive coloration. Philosophical Transactions of the Royal Society B 364: 429-437. (PDF)

Mäthger, L.M., Denton, E.J., Marshall, J., & Hanlon, R.T. 2009. Mechanisms and behavioral functions of structural coloration in cephalopods. Journal of the Royal Society Interface 6: S149-S164. (PDF)

Williams, S.B., Pizarro, O., How, M., Mercer, D., Powell, G., Marshall, J., & Hanlon, R. 2009. Surveying nocturnal cuttlefish camouflage behaviour using an AUV. IEEE International Conference on Robotics and Automation: 214-219. (PDF)

Mäthger, L.M., Shashar, N., & Hanlon, R.T. 2009. Do cephalopods communicate using polarized light reflections from their skin? Journal of Experimental Biology 212: 2133-2140. (Featured Commentary) (PDF)

Allen, J.J., Mäthger, L.M., Barbosa, A., & Hanlon, R.T. 2009. Cuttlefish use visual cues to control 3-dimensional skin papillae for camouflage. Journal of Comparative Physiology A 195: 547-555. (PDF)

Chiao, C-C., Chubb, C., Buresch, K., Siemann, L., & Hanlon, R.T. 2009. The scaling effects of substrate texture on camouflage patterning in cuttlefish. Vision Research 49 (13): 1647-1656. (PDF)

Buresch, K.C., Maxwell, M.R., Cox, M.R., & Hanlon, R.T. 2009. Temporal dynamics of mating and paternity inthe squid Loligo pealeii, Marine Ecology Progress Series 387: 197-203. (PDF)

Crook, R., Hanlon, R.T., & Basil, J. 2009. Memory of visual and topographical features suggests spatial learning in the ancient cephalopod Nautilus. J. Comparative psychology 123 (3): 264-274. (PDF)

Miserez, A., Weaver, J.C., Pedersen, P.B., Schneeberk, T., Hanlon, R.T., Kisailus, D., & Birkedal, H. 2009. Microstructural and biochemical characterization of the nano-porous sucker rings from Dosidicus gigas. Advanced Materials 20: 1-6. (PDF)

2008

Mäthger, L.M., Denton, E.J., Marshall, J., & Hanlon, R.T. 2008. Mechanisms and behavioral functions of structural coloration in cephalopods. Journal of the Royal Society Interface 6: S149-S164. (PDF)

Mäthger, L. M., Chiao, C-C., Barbosa, A., & Hanlon, R.T. 2008. Color matching on natural substrates in cuttlefish, Sepia officinalis. Journal of Comparative Physiology A, 194 (6): 577-585. (PDF)

Sutherland, R. L., Mäthger, L. M., Hanlon, R. T., Urbas, A. M., & Stone, M. O. 2008. Cephalopod coloration model. I. Squid chromatophores and iridophores. Journal of the Optical Society of America, 25 (3): 588-599. (PDF)

Mäthger, L. M., Hanlon, R. T., Urbas, A. M., & Stone, M. O. 2008. Cephalopod coloration model. II. Multiple layer skin effects. Journal of the Optical Society of America, 25 (8): 2044-2054. (PDF)

Barbosa, A., Mäthger, L. M., Buresch, K. C., Kelly, J., Chubb, C., Chiao, C-C., & Hanlon, R. T. 2008. Cuttlefish camouflage: The effects of substrate contrast and size in evoking uniform, mottle or disruptive body patterns. Vision Research, 48: 1242-1253.(PDF)

Barbosa, A., Litman, L., and Hanlon, R.T. 2008. Changeable cuttlefish camouflage is influenced by horizontal and vertical aspects of the visual background. Journal of Comparative Physiology A, 194: 405-413. (PDF)

Hanlon, R.T., Conroy, L.-A., & Forsythe, J.W. 2008. Mimicry and foraging behaviour of two tropical sand-flat octopus species off North Sulawesi, Indonesia. Biological Journal of the Linnean Society, 93: 23-38. (PDF)

Hanlon, R.T.,& Forsythe, J.W. 2008. Sexual cannibalism by Octopus cyaneaon a Pacific coral reef. Marine and Freshwater Behaviour and Physiology. 41: 19-28.(PDF)


2007

Wilson, M., Hanlon, R.T., Tyack, P.L., & Madsen, P.T. 2007. Intense ultrasonic clicks from echolocating toothed whales do not elicit anti-predator responses or debilitate the squid Loligo pealeii. Biology Letters 3(3): 225-227.

Madsen, P.T., Wilson, M., Johnson, M., Hanlon, R.T., Bocconcelli, A., Aguilar Soto, N., & Tyack, P.T. 2007. Clicking for calamari: toothed whales can echolocate squid Loligo pealeii. Aquatic Biology 1: 141-150. (Feature Article)

Mäthger, L.M., Chiao, C-C., Barbosa, A., Buresch, K., Kaye, S., & Hanlon, R.T. 2007. Disruptive coloration elicited on controlled natural substrates in cuttlefish, Sepia officinalis J. Exp. Biol. 210: 2657-2666.

Chiou, T.H., Hanlon, R.T., Mäthger, L.M., & Cronin, T.W. 2007. Spectral and spatial properties of the polarized light reflections on the arms of squid (Loligo pealeii) and cuttlefish (Sepia officinalis L.). Journal of Experimental Biology. 210: 3624-3635.

Mäthger, L.M., & Hanlon, R.T. 2007. Malleable skin coloration in cephalopods: selective reflectance, transmission and absorbance of light by chromatophores and iridophores. Cell and Tissue Research 329: 179-186. (PDF)

Chiao, C-C., Chubb, C., & Hanlon, R.T. 2007. Interactive effects of size, contrast, intensity and configuration of background objects in evoking disruptive camouflage in cuttlefish. Vision Research 47:2223-2235.

Hanlon, R.T., 2007. Cephalopod dynamic camouflage. Current Biology 17 (11): 400-404.(PDF)

Hanlon, R.T., Naud, M.-J., Forsythe, J.W., Hall, K., Watson, A.C., & McKechnie, J. 2007. Adaptable night camouflage by cuttlefish. American Naturalist 169 (4): 543-551. (PDF)

Barbosa, A., Mäthger, L.M., Chubb, C., Florio, C., Chiao, C-C., & Hanlon, R.T. 2007. Disruptive coloration in cuttlefish: a visual perception mechanism that regulates ontogenetic adjustment of skin patterning. Journal of Experimental Biology 210: 1139-1147. (PDF)


2006

Buresch, K.C., Gerlach, G.,& Hanlon, R.T. 2006. Multiple genetic stocks of longfin squid Loligo pealeii in the NW Atlantic: stocks segregate inshore in summer, but aggregate offshore in winter. Mar Ecol Prog Ser, 310: 263–270. (PDF)

Foote, K.G., Hanlon, R.T., Iampietro, P.J., & Kvitek, R.G. 2006. Acoustic detection and quantification of benthic egg beds of the squid Loligo opalescensin Monterey Bay, California. Journal of the Acoustical Society of America, 119 (2) : 844-856.(PDF)

Mäthger, L.M., Barbosa, A., Miner, S., & Hanlon, R.T. 2006. Color blindness and contrast perception in cuttlefish (Sepia officinalis). Vision Research 46: 1746-1753. (PDF)

Mäthger, L.M., & Hanlon, R.T. 2006. Anatomical basis for camouflaged polarized light communication in squid. Biology Letters 2(4): 494-496. (PDF)


2005

Hanlon, R.T., Naud, M.-J., Shaw, P.W., & Havenhand, J.N. 2005. Transient sexual mimicry leads to fertilisation. Nature 430: 212. (PDF)

Chiao, C-C., Kelman, E.J., & Hanlon, R.T. 2005. Disruptive body patterning of cuttlefish (Sepia officinalis) requires visual information regarding edges and contrast of objects in natural substrate backgrounds. Biological Bulletin. 208: 7-11.(PDF)

Naud, M.J., Shaw, P.W., Hanlon, R.T., & Havenhand, J.N. Evidence for biased use of sperm sources in wild female giant cuttlefish (Sepia apama). Proceedings of the Royal Society of London B, 272 (1567) 1047-1051, 2005.(PDF)

Mensinger, A.F., Hanlon, R.T.,Walsh, P.J. 2005. Blood biochemistry of the toadfish Opsanus tau. Journal of Aquatic Animal Health 17: 170-176.(PDF)

Saidel, W.M., Shashar, N., Schmolesky, M.T., Hanlon, R.T. 2005. Discriminative responses of squid (Loligo pealeii) photoreceptors to polarized light. Comparative Biochemistry & Physiology A: 142/3: 340-346. (PDF)

Walker, I.D., Dawson, D.M., Flash, T., Grasso, F.W., Hanlon, R.T., Hochner, B., Kier, W.M., Pagano, C.C., Rahn, C.D., & Zhang, Q.M. 2005. Continuum Robot Arms Inspired by Cephalopods. Proceedings of SPIE. 5804: 303-314. (PDF)


2004

Naud, M.-J., Hanlon, R.T., Hall, K.C., Shaw, P.W., & Havenhand, J.N. 2004. Behavioral and genetic assessment of mating success in a natural spawning aggregation of the giant cuttlefish (Sepia apama) in southern Australia. Animal Behaviour 67: 1043-1050.

Hanlon, R.T., Kangas, N., & Forsythe, J.W. 2004. Egg capsule deposition and how behavioral interactions influence spawning rate in the squid Loligo opalescens in Monterey Bay, California. Marine Biology 145:923-930.

Forsythe, J.W., Kangas, N., & Hanlon, R.T. 2004. Does the California Market Squid, Loligo opalescens, spawn naturally during the day or at night? A note on the successful use of ROVs to obtain basic fisheries biology data. Fish. Bull. 102: 389-392.

Buresch, K.C., Boal, J.G., Nagle, G.T., Knowles, J., Nobuhara, R., Sweeney, K., & Hanlon, R.T. 2004. Experimental evidence that ovary and oviducal gland extracts influence male agonistic behavior in squids. Bio. Bull. 206: 1-3.
(PDF)

Boal, J.G., Shashar, N., Grable, M., Vaughan, K.H., Loew, E.R., & Hanlon, R.T. 2004. Behavioral evidence for intraspecific signals with achromatic and polarized light by cuttlefish (Mollusca: Cephalopoda). Behaviour 141: 837-861.


2003

Hanlon, R.T., & Shashar, N. 2003. Aspects of the sensory ecology of cephalopods. In: Sensory Processing in the Aquatic Environment. Collin, S.P., Marshall, N.J. (eds.). Springer-Verlag, New York, pp. 266-282.

King, A.J., Adamo, S.A., & Hanlon, R.T. 2003. Squid egg mops provide sensory cues for increased agonistic behavior between male squid. Anim. Behav. 66: 49-58.

Mensinger, A.F., Price, N.N., Richmond, H.E., Forsythe, J.W., & Hanlon, R.T. 2003. Mariculture of the oyster toadfish: juvenile growth and survival. North American Journal of Aquaculture 65:289-299.

Karson, M.A., Boal, J.G, Usook, S., & Hanlon, R.T. 2003. Experimental evidence for spatial learning in the cuttlefish, Sepia officinalis. J. Comp. Psychol. Vol. 117, No. 2, 149-155.

Buresch, K.C., Boal, J.G., Knowles, J., DeBose, J., Nichols, A., Erwin, A., Painter, S.D., Nagle, G.T., & Hanlon, R.T. 2003. Contact chemosensory cues in egg bundles elicit male-male agonistic conflicts in the squid Loligo pealeii (Mollusca: Cephalopoda). J. Chem. Ecol. 29(3):547-560.

Anderson, J.C., Baddeley, R.J., Osorio, D., Shashar, N., Tyler, C.W., Ramachandran, V.S., Crook, A.C., & Hanlon, R.T. 2003. Modular organization of adaptive coloration in flounder and cuttlefish revealed by independent component analysis. Comput. Neural Syst. 14: 321-333.


2002

Shashar, N., Milbury, C.A., & Hanlon, R.T. 2002. Polarization vision in cephalopods: neuroanatomical and behavioral features that illustrate aspects of form and function. Mar. Freshwat. Behav. Physiol. 35(1-2):57- 68.

Basil, J.A., Lazenby, G.B., Nakanuku, L., & Hanlon, R.T. 2002. Female Nautilus are attracted to male conspecific odor. Bull. Mar. Sci. 70(1):217-225.

Hall, K.C., & Hanlon, R.T. 2002. Principal features of the mating system of a large spawning aggregation of the giant Australian cuttlefish Sepia apama(Mollusca: Cephalopoda). Mar. Biol. 140(3):533-545.

Hanlon, R.T., Smale, M.J., & Sauer, W.H.H. 2002. The mating system of the squid Loligo vulgaris reynaudii (Cephalopoda, Mollusca) off South Africa: Fighting, guarding, sneaking, mating and egg laying behavior. Bull. Mar. Sci. 71(1): 331-345. (PDF)

O’Dor, R.K., Adamo, S., Aitken, J.P., Andrade, Y., Finn, J., Hanlon, R.T., & Jackson, G.D. 2002. Currents as environmental constraints on the behavior, energetics and distribution of squid and cuttlefish. Bull. Mar. Sci., 71(2): 601-617.

Grable, M.M., Shashar, N., Gilles, N.L., Chiao, C-C., & Hanlon, R.T. 2002. Cuttlefish body patterns as a behavioral assay to determine polarization perception. Biol. Bull., 203: 232-234. (PDF)


2001

Chiao, C-C., & Hanlon, R.T. 2001. Cuttlefish camouflage: visual perception of size, contrast and number of white squares on artificial substrata initiates disruptive coloration. J. Exp. Biol. 204: 2119-2125.

Chiao, C-C., & Hanlon, R.T. 2001. Cuttlefish cue visually on area—not shape or aspect ratio—of light objects in the substrate to produce disruptive body patterns for camouflage. Biol. Bull. 201:269-270. (PDF)

Buresch, K.M., Hanlon, R.T., Maxwell, M.R., & Ring, S. 2001. Microsatellite DNA markers indicate a high frequency of multiple paternity within individual field-collected egg capsules of the squid Loligo pealeii. Mar. Ecol. Prog. Ser. 210: 161-165.

Hatfield, E.M.C., Hanlon, R.T., Forsythe, J.W., & Grist, E.P.M. 2001. Laboratory testing of a growth hypothesis for juvenile squid Loligo pealeii (Cephalopoda: Loliginidae). Can. J. Fish. Aquat. Sci. 58(5):845-857.

Mensinger, A.F., Stephenson, K.A., Pollema, S.L., Richmond, H.E., Price, N., & Hanlon, R.T. 2001. Mariculture of the toadfish, Opsanus tau. Biol. Bull. 201:282-283. (PDF)

Shashar, N., Borst, D.T., Ament, S.A., Saidel, W.M., Smolowitz, R.M., & Hanlon, R.T. 2001. Polarization reflecting iridophores in the arms of the squid Loligo pealeii. Biol. Bull. 201:267-268. (PDF)


2000

Basil, J.A., Hanlon, R.T., Sheikh, S.I., & Atema, J. 2000. Three-dimensional odor tracking by Nautilus pompilius. J. Exp. Biol. 203(9): 1409-1414.

Boal, J.G., Dunham, A.W., Williams, K.T., & Hanlon, R.T. 2000. Experimental evidence for spatial learning in octopuses (Octopus bimaculoides). J. Comp. Psychol. 114(3): 246-252.

Boal, J.G., Wittenberg, K.M., & Hanlon, R.T. 2000. Observational learning does not explain improvement in predation tactics by cuttlefish (Mollusca: Cephalopoda). Behav. Processes 52:141-153.

Maxwell, M.R., Buresch, K.M., & Hanlon, R.T. 2000. Pattern of inheritance of microsatellite loci in the squid Loligo pealeii (Mollusca: Cephalopoda). Mar. Biotechnol. 2: 517-521.

Maxwell, M.R., & Hanlon, R.T. 2000. Female reproductive output in the squid Loligo pealeii: multiple egg clutches and implications for a spawning strategy. Mar. Ecol. Prog. Ser. 199: 159-170.

Shashar, N., Hagan, R., Boal, J.G., & Hanlon, R.T. 2000. Cuttlefish use polarization sensitivity in predation on silvery fish. Vision Res. 40(1): 71-75.


1999

Hanlon, R.T., Forsythe, J.W. ,& Joneschild, D.E. 1999. Crypsis, conspicuousness, mimicry and polyphenism as antipredator defences of foraging octopuses on Indo-Pacific coral reefs, with a method of quantifying crypsis from video tapes. Biol. J. Linn. Soc. 66: 1-22.

Boal, J.G., Hylton, R.A., Gonzalez, S.A., & Hanlon R.T. 1999. Effects of crowding on the social behavior of cuttlefish (Sepia officinalis). Contemp. Topics Lab. Anim. Sci. 38(1): 49-55.

Gabr, H.R., Hanlon, R.T., El-Etreby, S.G., & Hanafy, M.H. 1999. Reproductive versus somatic tissue growth during the life cycle of the cuttlefish Sepia pharaonis Ehrenberg, 1831. Fish. Bull. 97: 802-811.

Gabr, H.R., Hanlon, R.T., Hanafy, M.H., & El-Etreby, S.G. 1999. Reproductive versus somatic tissue allocation in the cuttlefish Sepia dollfusi Adam (1941). Bull. Mar. Sci. 65(1): 159-173.

Hanley, J.S., Shashar, N., Smolowitz, R., Mebane, W., & Hanlon, R.T. 1999. Soft- sided tanks improve long-term health of cultured cuttlefish. Biol. Bull. 197: 237-238. (PDF)

Hanlon, R.T., Ament, S.A., & Gabr, H. 1999. Behavioral aspects of sperm competition in cuttlefish, Sepia officinalis (Sepioidea: Cephalopoda). Mar. Biol. 134: 719-728.

Hanlon, R.T., Maxwell, M.R., Shashar, N., Loew, E.R., & Boyle, K.-L. 1999. An ethogram of body patterning behavior in the biomedically and commercially valuable squid Loligo pealei off Cape Cod, Massachusetts. Biol. Bull. 197(1): 49-62. (PDF)

King, A.J., Adamo, S.A., & Hanlon, R.T. 1999. Contact with squid egg capsules increases agonistic behavior in male squid (Loligo pealei). Biol. Bull. 197: 256. (PDF)

Tang, K.Q., Price, N.N., O’Neill, M.D., Mensinger, A.F., & Hanlon, R.T. 1999. Temperature effects on first-year growth of cultured oyster toadfish, Opsanus tau. Biol. Bull. 197(2): 247-248.


1998

Shashar, N., Hanlon, R.T., & Petz, A.deM. 1998. Polarization vision helps detect transparent prey. Nature 393(6682): 222-223.

Hanlon, R.T. 1998. Mating systems and sexual selection in the squid Loligo: How might commercial fishing on spawning squids affect them? Calcofi Rep. 39: 92-100.

Gabr, H.R., Hanlon, R.T., Hanafy, M.H., & El-Etreby, S.G. 1998. Maturation, fecundity and seasonality of reproduction of two commercially valuable cuttlefish, Sepia pharaonis and S. dollfusi, in the Suez Canal. Fish. Res. 36: 99-115.

Hanley, J.S., Shashar, N., Smolowitz, R., Bullis, R.A., Mebane, W.N., Gabr, H.R., & Hanlon, R.T. 1998. Modified laboratory culture techniques for the European cuttlefish Sepia officinalis. Biol. Bull. 195(2): 223-225. (PDF)

Maxwell, M.R., Macy, W.K., Odate, S., & Hanlon, R.T. 1998. Evidence for multiple spawning by squids (Loligo pealei) in captivity. Biol. Bull. 195(2): 225- 226.

O’Neill, M.D., Wesp, H.M., Mensinger, A.F., & Hanlon, R.T. 1998. Initial baseline blood chemistry of the oyster toadfish, Opsanus tau. Biol. Bull. 195(2): 228-229.

Shashar, N., Harosi, F.I., Banaszak, A.T., & Hanlon, R.T. 1998. UV radiation blocking compounds in the eye of the cuttlefish Sepia officinalis. Biol. Bull. 195(2): 187-188. (PDF)


1997

Sauer, W.H.H., Roberts, M.J., Lipinski, M.R., Smale, M.J., Hanlon, R.T., Webber, D.M., & O’Dor, R.K. 1997. Choreography of the squid’s “nuptial dance.” Biol. Bull. 192(2): 203-207.

Ament, S., Bullis, R, Hanlon, R., & Mensinger, A. 1997. Righting response and escape response in Opsanus tau are temperature dependent. Biol. Bull. 193(2): 265-266.

Cornwell, C.J., Messenger, J.B., & Hanlon, R.T. 1997. Chromatophores and body patterning in the squid Alloteuthis subulata.J. mar. biol. Assoc. U.K. 77: 1243-1246.

DiMarco, F.P., & Hanlon, R.T. 1997. Agonistic behavior in the squid Loligo plei (Loliginidae, Teuthoidea): Fighting tactics and the effects of size and resource value. Ethology 103(2): 89-108.

Forsythe, J.W., & Hanlon, R.T. 1997. Foraging and associated behavior by Octopus cyanea Gray, 1849 on a coral atoll, French Polynesia. J. Exp. Mar. Biol. Ecol. 209: 15-31.

Hanlon, R.T., Claes, M.F., Ashcraft, S.E., & Dunlap, P.V. 1997. Laboratory culture of the sepiolid squid Euprymna scolopes: A model system for bacteria- animal symbiosis. Biol. Bull. 192: 364-374.

Hanlon, R.T., Maxwell, M.R., & Shashar, N. 1997. Behavioral dynamics that would lead to multiple paternity within egg capsules of the squid Loligo pealei. Biol. Bull. 193(2): 212-214.

Jackson, G.D., Forsythe, J.W., Hixon, R.F., & Hanlon, R.T. 1997. Age, growth, and maturation of Lolliguncula brevis (Cephalopoda: Loliginidae) in the northwestern Gulf of Mexico with a comparison of length-frequency versus statolith age analysis. Can. J. Fish. Aquat. Sci. 54(12): 2907-2919.

Oestmann, D., Scimeca, J., Forsythe, J.W., Hanlon, R.T., & Lee, P.G. 1997. Special considerations for keeping cephalopods in laboratory facilities. Contemp. Topics Lab. Anim. Sci. 36: 89-93.

Rosenberg, G., Tillier, S., Tillier, A., Kuncio, G.S., Hanlon, R.T., Masselot, M., & Williams, C.J. 1997. Ribosomal RNA phylogeny of selected major clades in the Mollusca. J. Molluscan Stud. 63(3): 301-309.

Shashar, N, & Hanlon, R.T. 1997. Squids (Loligo pealei and Euprymna scolopes) can exhibit polarized light patterns produced by their skin. Biol. Bull. 193(2): 207-208. (PDF)


1996

Adamo, S.A., & Hanlon, R.T. 1996. Do cuttlefish (Cephalopoda) signal their intentions to conspecifics during agonistic encounters? Anim. Behav. 52: 73-81.

Hanlon, R.T. 1996. Evolutionary games that squids play: Fighting, courting, sneaking, and mating behaviors used for sexual selection in Loligo pealei. Biol. Bull. 191: 309-310.

Lee, K.W., Baker,R., Galione, A., Gilland,E.H., Hanlon, R.T., & Miller, A.L. 1996. Ionophore-induced calcium waves activate unfertilized zebrafish (Danio rerio) eggs. Biol. Bull. 191: 265-267.


1995

Smale, M.J., Sauer, W.H.H., & Hanlon, R.T. 1995. Attempted ambush predation on spawning squids Loligo vulgaris reynaudii by benthic pyjama sharks, Poroderma africanum, off South Africa. J. mar. biol. Assoc. U.K. 75(3): 739-742.


1994

Forsythe, J.W., DeRusha, R.H., & Hanlon, R.T. 1994. Growth, reproduction and life span of Sepia officinalis (Cephalopoda: Mollusca) cultured through seven consecutive generations. J. Zool. Lond. 233(2): 175-192.

Hanlon, R.T., Smale, M.J., & Sauer, W.H.H. 1994. An ethogram of body patterning behavior in the squid Loligo vulgaris reynaudii on spawning grounds in South Africa. Biol. Bull. 187(3): 363-372.

Lee, P.G., Turk, P.E., Yang, W.T., & Hanlon, R.T. 1994. Biological characteristics and biomedical applications of the squid Sepioteuthis lessonianacultured through multiple generations. Biol. Bull. 186(3): 328-341.


1993

Jackson, G.D., Arkhipkin, A.I., Bizikov, V.A., & Hanlon, R.T. 1993. Laboratory and field corroboration of age and growth from statoliths and gladii of the loliginid squid Sepioteuthis lessoniana (Mollusca: Cephalopoda). Recent Advances in Cephalopod Fisheries Biology. Okutani, T., O’Dor, R.K., Kubodera, T. (eds.) Tokai University Press, Tokyo, pp. 189-199.


1991

Forsythe, J.W., Hanlon, R.T., Bullis, R.A., & Noga, E.J. 1991. Octopus bimaculoides(Pickford & McConnaughey, 1949): A marine invertebrate host for ectoparasitic protozoans. J. Fish. Dis. 14: 431-442.

Hanlon, R.T. 1991. Integrative Neurobiology and Behavior of Molluscs Symposium: Introduction, perspectives, and round-table discussion. Biol. Bull. 180(2): 197-199.

Hanlon, R.T., Turk, P.E., & Lee, P.G. 1991. Squid and cuttlefish mariculture: An updated perspective. J. Cephalopod Biol. 2(1): 31-40.

Lee, P.G., Forsythe, J.W., DiMarco, F.P., DeRusha, R.H., & Hanlon, R.T. 1991. Initial palatability and growth trials on pelleted diets for cephalopods. Bull. Mar. Sci. 49(1-2): 362-372.


1990

Hanlon, R.T., Cooper, K.M., Budelmann, B.U., Pappas, T.C. 1990. Physiological color change in squid iridophores I. Behavior, morphology and pharmacology in Lolliguncula brevis. Cell Tissue Res. 259(1): 3-14.

Cooper, K.M., Hanlon, R.T., Budelmann, B.U. 1990. Physiological color change in squid iridophores II. Ultrastructural mechanisms in Lolliguncula brevis. Cell Tissue Res. 259(1): 15-24.

Novicki, A., Budelmann, B.U., Hanlon, R.T. 1990. Brain pathways of the chromatophore system in the squid Lolliguncula brevis. Brain Res. 519(1- 2): 315-323.

Porteiro, F.M., Martins, H.R., Hanlon, R.T. 1990. Some observations on the behaviour of adult squids, Loligo forbesi, in captivity. J. mar. biol. Assoc. U.K. 70(2): 459-472.


1989

Long, T.M., Hanlon, R.T., ter Maat, A., & Pinsker, H.M. 1989. Non-associative learning in the squid Lolliguncula brevis (Mollusca, Cephalopoda). Mar. Behav. Physiol. 16(1) :1-9.

Adams, P., Hanlon, R.T., & Forsythe, J.W. 1989. Toxic exposure to ethylene dibromide and mercuric chloride: Effects on laboratory-reared octopuses. Neurotoxicol. Teratol. 10(6): 519-523.

DeRusha, R.H., Forsythe, J.W., DiMarco, F.P., & Hanlon, R.T. 1989. Alternative diets for maintaining and rearing cephalopods in captivity. Lab. Anim. Sci. 39(4): 306-312.

Forsythe, J.W., & Hanlon, R.T. 1989. Growth of the Eastern Atlantic squid, Loligo forbesi Steenstrup (Mollusca: Cephalopoda). Aquacul. Fish. Manag. 20: 1- 14.

Hanlon, R.T., Bidwell, J.P., & Tait, R. 1989. Strontium is required for statolith development and thus normal swimming behaviour of hatchling cephalopods. J. exp. Biol. 141: 187-195.

Hanlon, R.T., & Wolterding, M.R. 1989. Behavior, body patterning, growth and life history of Octopus briareus cultured in the laboratory. Am. Malacol. Bull. 7(1): 21-45.

Hanlon, R.T., Yang, W.T., Turk, P.E., Lee, P.G., & Hixon, R.F. 1989. Laboratory culture and estimated life span of the Eastern Atlantic squid Loligo forbesi Steenstrup, 1856 (Mollusca: Cephalopoda). Aquacul. Fish. Manag. 20: 15- 34.

Yang, W.T., Hanlon, R.T., Lee, P.G., & Turk, P.E. 1989. Design and function of closed seawater systems for culturing loliginid squids. Aquacult. Eng. 8(1): 47-65.


1988

Hanlon, R.T., & Messenger, J.B. 1988. Adaptive coloration in young cuttlefish (Sepia officinalis L.):The morphology and development of body patterns and their relation to behaviour. Phil. Trans. R. Soc. Lond. B 320: 437-487.

Forsythe, J.W., & Hanlon, R.T. 1988. Behavior, body patterning and reproductive biology of Octopus bimaculoides from California. Malacologia 29(1): 41- 55.

Forsythe, J.W., & Hanlon, R.T. 1988. Effect of temperature on laboratory growth, reproduction and life span of Octopus bimaculoides. Mar. Biol. 98(3): 369-379.

Hanlon, R.T. 1988. Behavioral and body patterning characters useful in taxonomy and field identification of cephalopods. Malacologia 29(1): 247-264.

Segawa, S., & Hanlon, R.T. 1988. Oxygen consumption and ammonia excretion rates in Octopus maya, Loligo forbesi and >Lolliguncula brevis (Mollusca: Cephalopoda). Mar. Behav. Physiol. 13(4): 389-400.

Segawa, S., Yang, W.T., Marthy, H.-J., & Hanlon, R.T. 1988. Illustrated embryonic stages of the eastern Atlantic squid Loligo forbesi. Veliger 30(3): 230-243.

Wells, M.J., Hanlon, R.T., Lee, P.G., & DiMarco, F.P. 1988. Respiratory and cardiac performance in Lolliguncula brevis (Cephalopoda, Myopsida): The effects of activity, temperature and hypoxia. J. exp. Biol. 138: 17-36.


1987

Hanlon, R.T., & Budelmann, B.-U. 1987. Why cephalopods are probably not “deaf.” Am. Nat. 129(2): 312-317.

DeRusha, R.H., Forsythe, J.W., & Hanlon, R.T. 1987. Laboratory growth, reproduction and life span of the Pacific pygmy octopus, Octopus digueti. Pac. Sci. 41(1-4): 104-121.

Hanlon, R.T., Turk, P.E., Lee, P.G., & Yang, W.T. 1987. Laboratory rearing of the squid Loligo pealei to the juvenile stage: Growth comparisons with fishery data. Fish. Bull. 85(1): 163-167.


1986

Cooper, K.M., & Hanlon, R.T. 1986. Correlation of iridescence with changes in iridophore platelet ultrastructure in the squid Lolliguncula brevis. J. exp. Biol. 121: 451-455.

Dubas, F., Hanlon, R.T., Ferguson, G.P., & Pinsker, H.M. 1986. Localization and stimulation of chromatophore motoneurones in the brain of the squid, Lolliguncula brevis. J. exp. Biol. 121: 1-25.

Dubas, F., Leonard, R.B., & Hanlon, R.T. 1986. Chromatophore motoneurons in the brain of the squid, Lolliguncula brevis: An HRP study. Brain Res. 374(1): 21-29.

Ford, L.A., Alexander, S.K., Cooper, K.M., & Hanlon, R.T. 1986. Bacterial populations of normal and ulcerated mantle tissue of the squid, Lolliguncula brevis. J. Invertebr. Pathol. 48(1): 13-26.

Hanlon, R.T., & Hixon, R.F. 1986. Behavioral associations of coral reef fishes with the sea anemone Condylactis gigantea in the Dry Tortugas, Florida. Bull. Mar. Sci. 39(1): 130-134.

Turk, P.E., Hanlon, R.T., Bradford, L.A., & Yang, W.T. 1986. Aspects of feeding, growth and survival of the European squid, Loligo vulgaris Lamarck, 1799, reared through the early growth stages. Vie Milieu 36(1): 9-13.

Yang, W.T., Hixon, R.F., Turk, P.E., Krejci, M.E., Hulet, W.H., & Hanlon, R.T. 1986. Growth, behavior, and sexual maturation of the market squid, Loligo opalescens, cultured through the life cycle. Fish. Bull. 84(4): 771-798.


1985

Florey, E., Dubas, F., & Hanlon, R.T. 1985. Evidence for L-glutamate as a transmitter substance of motoneurons innervating squid chromatophore muscles. Comp. Biochem. Physiol. C. 82(2): 259-268.

Forsythe, J.W., & Hanlon, R.T. 1985. Aspects of egg development, post-hatching behavior, growth and reproductive biology of Octopus burryi Voss, 1950 (Mollusca: Cephalopoda). Vie Milieu 35(3-4): 273-282.

Hanlon, R.T. 1985. Cephalopods of the northwestern Gulf of Mexico. Texas Conchol. 21(3): 90-95.

Hanlon, R.T., & Forsythe, J.W. 1985. Advances in the laboratory culture of octopuses for biomedical research. Lab. Anim. Sci. 35(1): 33-40.

Hanlon, R.T., Forsythe, J.W., & Boletzky, S.v. 1985. Field and laboratory behavior of “macrotritopus larvae” reared to Octopus defilippi Verany, 1851 (Mollusca: Cephalopoda). Vie Milieu 35(3-4): 237-242.


1984

Colmers, W.F., Hixon, R.F., Hanlon, R.T., Forsythe, J.W., Ackerson, M.V., Wiederhold, M.L., & Hulet, W.H. 1984. “Spinner” cephalopods: Defects of statocyst suprastructures in an invertebrate analogue of the vestibular apparatus. Cell Tissue Res. 236(3): 505-515.

Hanlon, R.T., Forsythe, J.W., Cooper, K.M., DiNuzzo, A.R., Folse, D.S., & Kelly, M.T. 1984. Fatal penetrating skin ulcers in laboratory-reared octopuses. J. Invertebr. Pathol. 44(1): 67-83.

Hanlon, R.T., Forsythe, J.W., Hixon, R.F., & Yang, W.T. 1984. Recent advances in octopus mariculture. Aquabiology 6(6): 420-426. [In Japanese, with English abstract]


1983

Hanlon, R.T., Hixon, R.F., & Hulet, W.H. 1983. Survival, growth, and behavior of the loliginid squids Loligo plei, Loligo pealei, and Lolliguncula brevis (Mollusca: Cephalopoda) in closed sea water systems. Biol. Bull. 165(3): 637-685.

Boletzky, S.V., & Hanlon, R.T. 1983. A review of the laboratory maintenance, rearing and culture of cephalopod molluscs. Mem. Natl. Mus. Victoria 44: 147- 187.

Hanlon, R.T., Hixon, R.F., & Smith, D.G. 1983. Behavioral associations of seven West Indian reef fishes with sea anemones at Bonaire, Netherlands Antilles. Bull. Mar. Sci. 33(4): 928-934.

Marthy, H.-J., & Hanlon, R.T. 1983. Effects of laser microirradiation in chromatophore organs of embryonic and juvenile cephalopods. Mikroscopie (Wien) 40: 35-40.

Yang, W.T., Hanlon, R.T., Krejci, M.E., Hixon, R.F., & Hulet, W.H. 1983. Laboratory rearing of Loligo opalescens, the market squid of California. Aquaculture 31: 77-88.

Yang, W.T., Hixon, R.F., Turk, P.E., Krejci, M.E., Hanlon, R.T., & Hulet, W.H. 1983. Culture of California market squid from hatching - completion of the rearing cycle to second generation hatchlings. Aquabiology 5(5): 328-339. [In Japanese, with English abstract]


1982

Hanlon, R.T. 1982. The functional organization of chromatophores and iridescent cells in the body patterning of Loligo plei (Cephalopoda: Myopsida). Malacologia 23(1): 89-119.


1981

Forsythe, J.W., & Hanlon, R.T. 1981. First rearing of Octopus joubini Robson, 1929 on mysidacean and caridean shrimps. Bull. Amer. Malac. Union 1980: 42- 45.

Hixon, R.F., Hanlon, R.T., & Hulet, W.H. 1981. Growth and maximal size of the long- finned squid Loligo pealei in the northwestern Gulf of Mexico. J. Shellfish Res. 1(2): 181-185.


1980

Hanlon, R.T., & Hixon, R.F. 1980. Body patterning and field observations of Octopus burryi Voss, 1950. Bull. Mar. Sci. 30(4): 749-755.

Forsythe, J.W., & Hanlon, R.T. 1980. A closed marine culture system for rearing Octopus joubini and other large-egged benthic octopods. Lab. Anim. 14(2): 137-142.

Hanlon, R.T., Hixon, R.F., Forsythe, J.W., & Hendrix, J.P., Jr. 1980. Cephalopods attracted to experimental night lights during a saturation dive at St. Croix, U.S. Virgin Islands. Bull. Amer. Malac. Union 1979: 53-58.

Hixon, R.F., Hanlon, R.T., Gillespie, S.M., & Griffin, W.L. 1980. Squid fishery in Texas: Biological, economic, and market considerations. Mar. Fish. Rev. 42(7-8): 44-50.

Hulet, W.H., Hanlon, R.T., & Hixon, R.F. 1980. Lolliguncula brevis - a new squid species for the neuroscience laboratory. TINS 3(4): 1-2.

McConathy, D.A., Hanlon, R.T., & Hixon, R.F. 1980. Chromatophore arrangements of hatchling loliginid squids (Cephalopoda, Myopsida). Malacologia 19(2): 279-288.

Yang, W.T., Hanlon, R.T., Hixon, R.F., & Hulet, W.H. 1980. First success in rearing hatchlings of the squid Loligo pealei Lesueur 1821. Malacol. Rev. 13(1- 2): 79-80.

Yang, W.T., Hanlon, R.T., Krejci, M.E., Hixon, R.F., & Hulet, W.H. 1980. Culture of California market squid from hatching - first rearing of Loligo to subadult stage. Aquabiology 2(6): 412-418. [In Japanese, with English abstract]


1979

Hanlon, R.T., Hixon, R.F., Hulet, W.H., & Yang, W.T. 1979. Rearing experiments on the California market squid Loligo opalescens Berry, 1911. Veliger 21(4): 428-431.

Hulet, W.H., Villoch, M.R., Hixon, R.F., & Hanlon, R.T. 1979. Fin damage in captured and reared squids. Lab. Anim. Sci. 29(4): 528-533.

Rathjen, W.F., Hixon, R.F., & Hanlon, R.T. 1979. Squid fishery resources and development in the Northwest Atlantic and Gulf of Mexico. Proc. Gulf Carib. Fish. Inst. 31: 145-157.


1977

Hanlon, R.T. 1977. Laboratory rearing of the Atlantic reef octopus, Octopus briareus Robson, and its potential for mariculture. Proc. World Maricult. Soc. 8: 471-482.

Rathjen, W.F., Hanlon, R.T., & Hixon, R.F. 1977. Is there a squid in your future? Proc. Gulf Carib. Fish. Inst. 29: 14-25.


1976

Hanlon, R.T., Kaufman, L. 1976. Associations of seven West Indian reef fishes with sea anemones. Bull. Mar. Sci. 26(2): 225-232.