Ubeda, A.J. & Simpfendorfer, C.A. & Heupel, M.R. (2009)
Movements of bonnetheads, Sphyrna tiburo, as a response to salinity change in a Florida estuary. Environmental Biology of Fishes, 84(3), 293–303
DOI: 10.1007/s10641-008-9436-5
Uchida, H. & Itabashi, Y. & Watanabe, R. & Matsushima, R. & Oikawa, H. & Suzuki, T. & Hosokawa, M. & Tsutsumi, N. & Ura, K. & Romanazzi, D. & Miller, M.R. (2018)
Detection and identification of furan fatty acids from fish lipids by high-performance liquid chromatography coupled to electrospray ionization quadrupole time-of-flight mass spectrometry. Food Chemistry, 252: 84-91
DOI: 10.1016/j.foodchem.2018.01.044
Uchida, S. (1982)
Elasmobranch fishes around Ryukyu Islands and their cultural status in the big water tank of Aquarium. (in japanese) Report of Japanese Society for Elasmobranch Studies, 14: 1–8, figs 1–2
Uchida, S. (1983)
Tagging record of whale shark, Rhincodon typus in the waters of Okinawa Is., Japan. (in japanese) Report of Japanese Society for Elasmobranch Studies, 16: 9–10
Uchida, S. (1984)
Investigation of whale shark in Taiwan and Phillipines. (in japanese) Report of Japanese Society for Elasmobranch Studies, 18: 4–10, figs 1–12
Uchida, S. (1995)
Basking shark, Cetorhinus maximus. In: Basical Data on Rare Aquatic Wildlife in Japan,(2): 159–167, figs 1–5
Uchida, S. & Toda, M. & Kamei, Y. (1990)
Reproduction of elasmobranchs in captivity. In: Pratt, H.L., Gruber, S.H., Taniuchi, T., editors. Elasmobranchs as living resources: advances in the biology, ecology, systematics, and the status of the fisheries: NOAA Technical Report NMFS, 90: 211–237, figs 1–16
Uchida, S. & Toda, M. & Kamei, Y. & Teruya, H. (2000)
The husbandry of 16 whale sharks Rhincodon typus, from 1980 to 1998 at the Okinawa expo aquarium [Abstract]. American Elasmobranch Society 16th Annual Meeting, 14–20 June 2000, La Paz, Mexico
Uchida, S. & Toda, M. & Teshima, K. & Yano, K. (1996)
Pregnant White Sharks and Full-Term Embryos from Japan. In: Klimley, A.P. & Ainley, D.(Eds.) Great White Sharks. The biology of Carcharodon carcharias: 139–155
Uchoa, M.P. & O'Connell, C.P. & Goreau, T.J. (2017)
The effects of Biorock-associated electric fields on the Caribbean reef shark (Carcharhinus perezi) and the bull shark (Carcharhinus leucas). Animal Biology, 67(3-4): 191-208
DOI: 10.1163/15707563-00002531
Udovicic, D. & Ugarkovic, P. & Madiraca, F. & Dragicevic, B. (2018)
On the recent occurrences of shortfin mako shark, Isurus oxyrinchus (Rafinesque, 1810) in the Adriatic Sea. Acta Adriatica, 59(2), 237–243
DOI: 10.32582/aa.59.2.10
Udyawer, V. & Chin, A. & Knip, D.M. & Simpfendorfer, C.A. & Heupel, M.R. (2013)
Variable response of coastal sharks to severe tropical storms: environmental cues and changes in space use. Marine Ecology Progress Series, 480, 171–183
DOI: 10.3354/meps10244
Udyawer, V. & Knip, D.M. & White, J. & Chin, A. & Heupel, M.R. & Simpfendorfer, C.A. (2011)
Evacuation of a coastal bay: movement patterns of elasmobranchs in response to Tropical Cyclones Anthony and Yasi. Abstract In: Program and Abstracts for the 2011 Workshop and Conference of the Oceania Chondrichthyan Society, 13th–15th September 2011, Sea World Resort and Water Park, Gold Coast, Queensland, Australia.
Ueda, K. & Yanagisawa, M. & Murakumo. K. & Matsumoto, Y. & Sato, K. & Uchida, S. (2017)
Chapter 26: Physical examination, blood sampling, and sedation of large elasmobranchs. In: SMITH, M. & WARMOLTS, D. & THONEY, D. & HUETER, R. & MURRAY, M. & EZURRA, J.(EDITORS): 2017. The Elasmobranch Husbandry Manual II: Recent Advances in the Care of Sharks, Rays and their Relatives. Special Publication of the Ohio Biological Survey: 255-262
Uemura, H. & Naruse, M. & Hirohama, T. & Nakamura, S. & Kasuya, Y. & Aoto, T. (1990)
Immunoreactive atrial natriuretic peptide in the fish heart and blood plasma examined by electron microscopy, immunohistochemistry and radioimmunoassay. Cell and Tissue Research, 260(2): 235–247
DOI: 10.1007/BF00318627
Uggeri, B. (1938)
Ricerche sulle cellule enterocromaffini e sulle cellule argentofile dei Pesci. Cell and Tissue Research, 28(5): 648–673
DOI: 10.1007/BF00352583
Ugoretz, J.K. & Seigel, J.A. (1999)
First eastern Pacific record of the Goblin shark, Mitsukurina owstoni (Lamniformes: Mitsukurinidae). California Fish and Game, 85: 118–120
Uiblein, F. & Geldmacher, A. & Koester, F. & Nellen, W. & Kraus, G. (1999)
Species composition and depth distribution of fish species collected in the area of the Great Meteor Seamount, eastern central Atlantic, during cruise M42/3 with seventeen new records. Informes técnicos del Instituto Canario de Ciencias Marinas, 5: 49–85
Ulrich, G.F. & Jones, C.M. & Driggers, W.B. & Drymon, J.M. & Oakley, D. & Riley, C. (2007)
Habitat Utilization, Relative Abundance, and Seasonality of Sharks in the Estuarine and Nearshore Waters of South Carolina. American Fisheries Society Symposium, 50, 125–139
Uma Maheswari, J. & Sanaka, S. & Vijaya Lakshmi, C. & Hanumantha Rao, K. (1987)
Acanthobothrium waltairensis n. sp. (Cestoda: Tetraphyllidea) parasite of Dasyatis uarnak (Pisces: Condrichtehyes [sic]) from India. Revista Ibérica de Parasitología, 47: 33–36
Uma Maheswari, J. & Vijaya Lakshmi, C. & Hanumantha Rao, K. (1985)
Studies on a new species of Acanthobothrium from Dasyatis uarnak (Forskal) from Waltair Coast. Rivista di Parassitologia, 2: 39–44
Umbgrove, J.H.F. (1956)
Ons land 70 millioen jaar geleden. Martinus Nijhoff, 's-Gravenhage. 150 pp.
Underwood, C.J. & Johanson, Z. & Smith, M.M. (2016)
Cutting blade dentitions in squaliform sharks form by modification of inherited alternate tooth ordering patterns. Royal Society Open Science, 3(11), Article 160385
DOI: 10.1098/rsos.160385
Underwood, C.J. & Johanson, Z. & Welten, M. & Metscher, B. & Rasch, L.J. & Fraser, G.J. & Smith, M.M. (2015)
Development and Evolution of Dentition Pattern and Tooth Order in the Skates And Rays (Batoidea; Chondrichthyes). PLoS ONE, 10(4), Article e0122553
DOI: 10.1371/journal.pone.0122553
Ungaro, N. (1996)
Ruolo dei Crostacei Decapodi reptanti nello spettro trofico di Chimaera monstrosa L. nell'Adriatico sud-occidentale. Biologia Marina Mediterranea, 3(1): 582–585
Ungaro, N. (2004)
Biological parameters of the brown ray, Raja miraletus, in the Southern Adriatic basin. Cybium, 28(2), 174–176
Ungaro, N. & Marano, C.A. (2002)
Notes about the rabbit fish population, Chimaera monstrosa, in the southern Adriatic Sea. Proceedings of the 4th European Elasmobranch Association Meeting, Livorno,(Italy) 2000: 161–169
Ungaro, N. & Marano, C.A. & Musci, E. (1997)
Aspetti relativi alla biologia riproduttiva di selaci demersali nel bacino adriatico sud-occidentale. Biologia Marina Mediterranea, 4(1): 567–570
Ungaro, N. & Marano, C.A. & Rivas, G. (2001)
Notes on ichthyofauna of the deep basin of the southern Adriatic Sea Sarsia, 86(2): 153–156
Ungaro, N. & Marano, G. & Ceriola, L. & Martino, M. & Marzano, M.C. & Pasolini, P. (2005)
Prime informazioni sulle taglie maturative di Raja clavata Linnaeus, 1758 e Raja asterias Delaroche, 1809 nel Basso Adriatico. Biologia Marina Mediterranea, 12(1): 598–601
Ungaro, N. & Marano, G. & Marsan, R. (1994)
Galeus melastomus Rafinesque (Selachii, Scyliorhinidae): distribuzione e biologia sui fondi batiali del basso Adriatico. Accademia pugliese delle scienze. Atti e relazoni. Vol. XLIX
Ungaro, N. & Marano, G. & Marzano, M.C. (2000)
On the length-atmaturity of the smallspotted catshark Scyliorhinus canicula (L.) in the Southern Adriatic Sea (Mediterranean Sea). Abstract, 4th European Elasmobranch Association Meeting, Livorno, 27–30 September 2000: 46
Ungaro, N. & Marano, G. & Marzano, M.C. (2002)
Size at sexual maturity of the smallspotted catshark, Scyliorhinus canicula, in the southern Adriatic Sea (Mediterranean Sea). Proceedings of the 4th European Elasmobranch Association Meeting, Livorno,(Italy) 2000: 171–175
Ungaro, N. & Marano, G. & Rizzi, E. & Marzano, M.C. (1996)
Demersal Squaliformes and Rajiformes in the South-Western Adriatic Sea: Trawl Surveys 1985-94. FAO Fisheries Report, 553(Suppl.): 87–96
Ungaro, N. & Serena, F. & Dulvy, N.K. & Tinti, F. & Bertozzi, M. & Mancusi, C. & Notarbartolo Di Sciara, G. (2009)
Raja polystigma In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>
Ungaro, N. & Serena, F. & Dulvy, N.K. & Tinti, F. & Bertozzi, M. & Mancusi, C. & Notarbartolo Di Sciara, G. & Ellis, J.E. (2007)
Dipturus oxyrinchus In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>
Ungaro, N. & Serena, F. & Dulvy, N.K. & Tinti, F. & Bertozzi, M. & Pasolini, P. & Mancusi, C. & Notarbartolo Di Sciara, G. (2006)
Leucoraja melitensis In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>
Ungaro, N. & Serena, F. & Ellis, J.E. & Dulvy, N.K. & Tinti, F. & Bertozzi, M. & Mancusi, C. & Notarbartolo Di Sciara, G. (2009)
Leucoraja circularis In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>
Ungaro, V. (1910)
Studi sullo sviluppo dei Selaci (Pristiurus melanostomus Bp.). Anatomischer Anzeiger, 37, 636–644
Ungell, A.-L. & Nilsson, S. (1983)
Catabolism and excretion of [3H]adrenaline in the spiny dogfish, Squalus acanthias. Comparative Biochemistry and Physiology – Part C, Comparative Pharmacology, 74(2), 319–322
DOI: 10.1016/0742-8413(83)90107-X
Unger, N.R. & Ritter, E. & Borrego, R. & Goodman, J. & Osiyemi, O.O. (2014)
Antibiotic Susceptibilities of Bacteria Isolated within the Oral Flora of Florida Blacktip Sharks: Guidance for Empiric Antibiotic Therapy. PLoS ONE, 9(8), Article e104577
DOI: 10.1371/journal.pone.0104577
Uno, Y. & Nozu, R. & Kiyatake, I. & Higashiguchi, N. & Sodeyama, S. & Murakumo, K. & Sato, K. & Kuraku, S. (2020)
Cell culture-based karyotyping of orectolobiform sharks for chromosome-scale genome analysis. Communications Biology, 3(1), Article 652
DOI: 10.1038/s42003-020-01373-7
Unsworth, C.D. & Johnson, R.G. (1987)
Opioid Peptides of the Electric Ray Narcine braziliensis. Annals of the New York Academy of Sciences, 493: 406–408
DOI: 10.1111/j.1749-6632.1987.tb27226.x
Unsworth, C.D. & Johnson, R.G. (1990)
Acetylcholine and ATP are coreleased from the electromotor nerve terminals of Narcine brasiliensis by an exocytotic mechanism. Proceedings of the National Academy of Sciences of the United States of America, 87(2), 553–557
Uphill, J. (2008)
Juvenile lemon shark, (Negaprion brevirostris) utilization of a nursery area in Bimini Bahamas. MSc Thesis. Flinders University. Australia.
Upton, S.J. & Gardner, S.L. & Duszynski, D.W. (1988)
The round stingray, Urolophus halleri (Rajiformes: Dasyatidae), as a host for Eimeria chollaensis sp.nov. (Apicomplexa: Eimeriidae). Canadian Journal of Zoology, 66(9): 2049–2052
DOI: 10.1139/z88-301
Ura, R. (1956)
(First development of blood vessels and their origin in the rayfish, Trygon sephen.). Okajimas Folia Anatomica Japonica, 28(1–6): 413–419
Urano, A. (1971)
Monoamine oxidase in the hypothalamo-hypophysial region of the brown smooth dogfish, Triakis scyllia. Endocrinologia Japonica, 17(6): 37–46
Urist, M.R. (1962)
Calcium and other ions in blood and skeleton of Nicaraguan fresh-water shark. Science, 137(3534), 984–986
Urist, M.R. (1976)
Calcium and Other Ions in Blood and Skeleton of Nicaraguan Fresh-Water Shark. In: Investigation of the ichthyofauna of Nicaraguan lakes, edited by T.B. Thorson. Lincoln, Nebraska, University of Nebraska Press: 575–576
Urist, M.R. & van de Putte, K.A. (1967)
Comparative biochemistry of the blood of fishes: Identification of fishes by the chemical composition of serum. In: Gilbert, P.W. & Mathewson, R.F. & Rall, D.P.(eds.). Sharks, skates and rays. John Hopkins Press, Baltimore: 271-285
Urmanov, M.I. (1975)
Comparative morphology of the liver in some chondrichthyes. Biologiya Morya(Vladivostok)(6): 37–49
Urquhart, D. (1981)
The Pacific salmon shark. Sea Frontiers, 27(6): 361–363
Ushan, M. & Wood, E. & Saleem, M. & Sattar, S.A. (2012)
Maldives Sharkwatch Report for 2009 - 2010. Proceedings of the 12th International Coral Reef Symposium, Cairns, Australia, 9–13 July 2012: 4 pp
Ushan, M. & Wood, E. & Saleem, M. & Sattar, S.A. (2012)
'Sharkwatch' Maldives. Abstract In: Book of Abstracts. 12th International Coral Reef Symposium, 9–13 July 2012, Cairns, Queensland, Australia: 309
Ushimura, E. (2012)
Microstructure of the serrated margin of extant and fossil sharks with orthodentine and osteodentine. Abstract Journal of Vertebrate Paleontology, 32(Suppl. 1), 187
DOI: 10.1080/02724634.2012.10635175
Utevsky, A. & Gordeev, I. (2015)
New tentacled leech Ceratobdella quadricornuta n. g., n. sp (Hirudinida: Piscicolidae) parasitic on the starry skate Raja georgiana Norman from the Scotia Sea, Antarctica. Systematic Parasitology, 91(3), 203–210
DOI: 10.1007/s11230-015-9570-3
Uyan, A. & Turan, C. & Erdogan-Eliuz, E.A. & Sangun, M.K. (2020)
Antimicrobial properties of bioactive compounds isolated from epidermal mucus in two Ray species (Dasyatis marmorata and Gymnura altavela). Tropical Journal of Pharmaceutical Research, 19(10), 2115–2121
DOI: 10.4314/tjpr.v19i10.15
Uyeno, T. & Matsushima, Y. (1979)
Comparative study of teeth from Naganuma Formation of Middle Pleistocene and recent specimens of the Great White Shark, Carcharodon carcharias from Japan. Bulletin of the Kanagawa Prefectural Museum, Natural Science, 11, 11–30
Uyeno, T. & Matsuura, K. & Fujii, E. (1983)
Fishes trawled off Suriname and French Guiana. Japan Marine Fishery Resource Research Center, Tokyo, pp. 1–519, ill
Uyeno, T. & Nakamura, K. & Mikami, S. (1976)
On the body coloration and an abnormal specimen of the goblin shark, Mitsukurina owstoni Jordan. Bulletin of the Kanagawa Prefectural Museum, Natural Science, 9, 67–72