or select from list (show only references with data):
| rasmussen1992b | RASMUSSEN, L.E.L. & SCHMIDT, M.J. (1992) Are sharks chemically aware of crocodiles? In: Doty, R.L., and D. Mueller |
| rasmussen1993 | RASMUSSEN, L.E.L. & CROW, G.L. (1993) Serum Corticosterone Concentrations in Immature Captive Whitetip Reef Sharks, Triaenodon obesus. Journal of Experimental Zoology, 267: 283 |
| rasmussen1993a | RASMUSSEN, L.E.L. & GRUBER, S.H. (1993) Serum concentrations of reproductively-related circulating steroid hormones in the free-ranging lemon shark, Negaprion brevirostris. Environmental Biology of Fishes, 38 (1 |
| rasmussen1997 | RASMUSSEN, L.E.L. & LUER, C.A. (1997) Correlates of serum hormone concentrations and reproductive events throughout the year in captive and wild caught clearnose skates, Raja eglanteria. Abstract. American Elasmobranch Society 13th Annual Meeting, 26 June |
| rasmussen1999 | RASMUSSEN, L.E.L. & HESS, D.L. & LUER, C.A. (1999) Alterations in serum steroid concentrations in the clearnose skate, Raja eglanteria: correlations with season and reproductive status. Journal of Experimental Zoology, 284 (5): 575 |
| rass1971 | RASS, T.S. & LINDBERG, G.U. (1971) Modern concepts of the classification of living fishes. Journal of Ichthyology, 11: 302 |
| rast1994 | RAST, J.P. & ANDERSON, M.K. & LITMAN, R.T. & MARGITTAI, M. & LITMAN, G.W. & OTA, T. & SHAMBLOTT, M.J. (1994) Immunoglobulin light chain class multiplicity and alternative organizational forms in early vertebrate phylogeny. Immunogenetics, 40 (2): 83 |
| rast1998 | RAST, J.P. & AMEMIYA, C.T. & LITMAN, R.T. & STRONG, S.J. & LITMAN, G.W. (1998) Distinct patterns of IgH structure and organization in a divergent lineage of chrondrichthyan fishes. Immunogenetics, 47 (3): 234 |
| rastgoo2016 | RASTGOO, A.R. & FATEMI, M.R. & VALINASSAB, T. & MORTAZAVI, M.S. (2016) Length |
| rastgoo2016a | RASTGOO, A.R. & FATEMI, S.M.R. & VALINASSAB, T. & MORTAZAVI, M.S. (2016) First report of mangrove whipray Himantura granulata (Macleay, 1883) from the Persian Gulf, Iran. Iranian Journal of Fisheries Sciences, 15 (3): 1224 |
| rastgoo2017 | RASTGOO, A.R. & NAVARRO, J. (2017) Trophic levels of teleost and elasmobranch species in the Persian Gulf and Oman Sea. Journal of Applied Ichthyology, 33 (3): 403 |
| rastgoo2018 | RASTGOO, A.R. & FATEMI, S.M.R. & VALINASSAB, T. & MORTAZAVI, M.S. (2018) Feeding habits and trophic level of Himantura gerrardi (Elasmobranchii; Dasyatidae) in northern Oman Sea: effects of sex and size class. Iranian Journal of Fisheries Sciences, 17 (1): 137-150 |
| rastgoo2018a | RASTGOO, A.R. & NAVARRO, J. & VALINASSAB, T. (2018) Comparative diets of sympatric batoid elasmobranchs in the Gulf of Oman. Aquatic Biology, 27: 35-41 |
| ratanabanangkoon1973 | RATANABANANGKOON, K. & DIXON, J.F. & HOKIN, L.E. (1973) Studies on the characterization of the sodium-potassium transport adenosinetriphosphatase. XI. Comparison of kinetic properties of the purified with the impure membrane-bound enzyme from Squalus acanthias. Archives of Biochemistry and Biophysics, 156 (1): 342 |
| rathbone2009 | RATHBONE, J. (2009) Pictorial Guide to Fossil Shark Teeth. CreateSpace Independent Publishing Platform |
| rathbone2012 | RATHBONE, J. (2012) Pictorial Guide to Shark Teeth Comparative Study Guide of Extant Shark Teeth Domoaji Publishing |
| rathjen1969 | RATHJEN, W.F. & HALSTEAD, B.W. (1969) Report on two fatalities due to stingrays. Toxicon, 6 (4): 301 |
| rathke1827 | RATHKE, H. (1827) Beiträge zur Entwicklungsgeschichte der Haifische und Rochen. Neuerste Schriften der naturforschenden Gesellschaft in Danzig, 2: |
| ratkowsky1975 | RATKOWSKY, D.A. & DIX, T.G. & WILSON, K.C. (1975) Mercury in fish in the Derwent Estuary, Tasmania, and its relation to the position of the fish in the food chain - See more at: http://www.publish.csiro.au.1243-0.emedia1.bsb-muenchen.de/paper/MF9750223.htm#sthash.vr0w1Xvr.dpuf Australian Journal of Marine and Freshwater Research, 26 (2): 223 |
| ratner2006 | RATNER, M.A. & DECKER, S.E. & ALLER, S.G. & WEBER, G. & FORREST, J.N. (2006) Mercury toxicity in the shark (Squalus acanthias) rectal gland: apical CFTR chloride channels are inhibited by mercuric chloride. Journal of Experimental Zoology Part A: Comparative Experimental Biology, 305 (3): 259 |