Kyne & Simpfendorfer.. - Shark Specialist Group

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0.16 0.14 Intrinsic rebound potential (yr -1 ) 0.12 0.10 0.08 0.06 0.04 0.02 0.00 0 5 10 15 20 25 30 35 40 Age at maturity (yr) Figure 2.1. Comparison of intrinsic rebound potentials (r 2M 1.0b) of deepwater (closed circles) and coastal and pelagic (open triangles) chondrichthyan species. Data for coastal and pelagic species from Smith et al. (1998). 0.16 0.14 Intrinsic rebound potential (yr -1 ) 0.12 0.10 0.08 0.06 0.04 0.02 0.00 0 500 1000 1500 2000 2500 Maximum reported depth (m) Figure 2.2. Intrinsic rebound potential as a function of maximum observed depth for deepwater (closed circles) and coastal and pelagic (open triangles) chondrichthyan species. The relationship between rebound potential and maximum depth is r 2M = 0.0657e -0.0009Depth (r 2 = 0.31) . Rebound potential data for coastal and pelagic species from Smith et al. (1998), depth data from Section I of this report and Compagno et al. (2005). 104
SECTION II LITERATURE Abdel-Aziz, S.H. 1994. Observations on the biology of the common torpedo (Torpedo torpedo, Linnaeus, 1758) and marbled electric ray (Torpedo marmorata, Risso, 1810) from Egyptian Mediterranean waters. Australian Journal of Marine and Freshwater Research 45(4):693-704. Acuña, E., Villarroel, J.C., Catalán, R. and Herrera, P. 2003. Reproduction and feeding habits of two deep-Sea sharks from Central-Northern Chile: the etmopterid Aculeola nigra De Buen, 1959 and the scylliorinid Bythalaelurus canescens (Günther, 1878). Abstract. Conservation and management of deepsea chondrichthyan fishes. Joint FAO and IUCN Shark Specialist Group Pre-conference Meeting in conjunction with Deepsea 2003. University of Otago, Portobello Marine Laboratory, Portobello, New Zealand, 27-29 November 2003. Anderson, R.C. and Stevens, J.D. 1996. Review of information on diurnal vertical migration in the bignose shark (Carcharhinus altimus). Marine and Freshwater Research 47(4):605-608. Au, D.W. and Smith, S.E. 1997. A demographic method with population density compensation for estimating productivity and yield per recruit of the leopard shark (Triakis semifasciata). Canadian Journal of Fisheries and Aquatic Sciences 54:415-420. Bagley, P.M., Smith, A. and Priede, I.G. 1994. Tracking movements of deep demersal fishes in the Porcupine Seabight, North-east Atlantic Ocean. Journal of the Marine Biological Association of the United Kingdom 74:473-480. Balart, E.F., Gonzalez-Garcia, J. and Villavicencio-Garayzar, C. 2000. Notes on the biology of Cephalurus cephalus and Parmaturus xaniurus (Chondrichthyes: Scyliorhinidae) from the west coast of Baja California Sur, Mexico. Fishery Bulletin 98(1):219-221. Bañón, R., Piñeiro, C. and Casas, M. 2006. Biological aspects of deep-water sharks Centroscymnus coelolepis and Centrophorus squamosus in Galician waters (north-western Spain). Journal of the Marine Biological Association of the United Kingdom 86(4):843-846. Barnett, L.A.K., Didier, D.A., Long, D.J. and Ebert, D.A. 2006. Hydrolagus mccoskeri sp. nov., a new species of chimaeroid fish from the Galapagos Islands (Holocephali: Chimaeriformes: Chimaeridae). Zootaxa 1328:27-38. Barrull, J. and Mate, I. 2001. First record of a pregnant female little sleeper shark Somniosus rostratus (Risso, 1826) on the Spanish Mediterranean coast. Boletin Instituto Espanol de Oceanografia 17(3-4):323-325. Bass, A.J., D'Aubrey, J.D. and Kistmasamy, N. 1975. Sharks of the east coast of southern Africa. V. The families Hexanchidae, Chlamydoselachidae, Heterodontidae, Pristiophoridae and Squatinidae. Investigational Report Oceanographic Research Institute 43:1-50. Baumgartner, N., Arkhipkin, A.I., Shcherbich, Z.N. and Brickle, P. 2005. Age, growth and maturity of the broad nose skate, Bathyraja brachyurops (Fowler, 1910) and the gray tail skate, Bathyraja griseocauda (Norman, 1937) around the Falkland Islands. ICES CM 2005/N:02. Berestovskii, E.G. 1994. Reproductive biology of skates of the family Rajidae in the seas of the far north. Journal of Ichthyology 34(6):26-37. Bigelow, H.B. and Schroeder, W.C. 1948. Sharks. In: Fishes of the Western North Atlantic. Memoirs of the Sears Foundation for Marine Research 1(1):59-546. 105
Page 1 and 2:
A COLLATION AND SUMMARIZATION OF AV
Page 3 and 4:
TABLE OF CONTENTS Executive Summary
Page 5 and 6:
Reproductive output in deepwater ch
Page 7 and 8:
GENERAL INTRODUCTION THE CLASS CHON
Page 9 and 10:
Leucoraja circularis, blonde skate
Page 11 and 12:
SECTION I. BIODIVERSITY AND AN ANNO
Page 13 and 14:
Table 1.1. The diversity of deepwat
Page 15 and 16:
ANNOTATED CHECKLIST OF EXTANT DEEPW
Page 17 and 18:
Habitat zones broadly follow Compag
Page 19 and 20:
Chimaera lignaria Didier, 2002. Gia
Page 21 and 22:
Hydrolagus trolli Didier & Séret,
Page 23 and 24:
Squalus melanurus Fourmanoir, 1979.
Page 25 and 26:
Deania hystricosum (Garman, 1906).
Page 27 and 28:
Etmopterus molleri (Whitley, 1939).
Page 29 and 30:
Scymnodalatias sherwoodi (Archey, 1
Page 31 and 32:
Squatina formosa Shen & Ting, 1972.
Page 33 and 34:
Torpedo nobiliana Bonaparte, 1835.
Page 35 and 36:
Bathyraja matsubarai (Ishiyama, 195
Page 37 and 38:
Brochiraja spinifera (Garrick & Pau
Page 39 and 40:
Amblyraja hyperborea (Collette, 187
Page 41 and 42:
Dipturus mennii Gomes & Paragó, 20
Page 43 and 44:
Fenestraja cubensis (Bigelow & Schr
Page 45 and 46:
Okamejei sp. N [Last & Stevens, 199
Page 47 and 48:
Family Anacanthobatidae. Legskates.
Page 49 and 50:
Family Dasyatidae. Whiptail Stingra
Page 51 and 52:
Apristurus kampae Taylor, 1972. Lon
Page 53 and 54: Apristurus sp. [Séret]. Western Ce
Page 55 and 56: Western Central Atlantic: Straits o
Page 57 and 58: Pentanchus profundicolus Smith & Ra
Page 59 and 60: Mustelus canis insularis (Mitchell,
Page 61: Musick, J.A., Harbin, M.M. and Comp
Page 64 and 65: efore relying on ovulated ova) and
Page 66 and 67: FAMILY LIFE HISTORY ACCOUNTS PART 1
Page 68 and 69: Family Squalidae. Dogfish Sharks. T
Page 70 and 71: often related to maternal size, lar
Page 72 and 73: Table 2.3. Reproductive biology of
Page 74 and 75: 16 embryos (Table 2.5). Irvine (200
Page 76 and 77: Table 2.6. Age and growth of etmopt
Page 78 and 79: Table 2.7. Reproductive biology of
Page 80 and 81: Gonzalez 2006). Daley et al. (2002)
Page 82 and 83: and in the case of the crocodile sh
Page 84 and 85: Balart et al. (2000) is 295mm TL fo
Page 86 and 87: Table 2.11 (continued). Species Loc
Page 88 and 89: PART 2. BATOIDS Order Rajiformes. B
Page 90 and 91: years for females of all species ag
Page 92 and 93: Ebert and Davis 2007). These are th
Page 94 and 95: Table 2.15. Age and growth of rajid
Page 96 and 97: PART 3. HOLOCEPHALANS Order Chimaer
Page 98 and 99: SEGREGATION, MOVEMENT AND MIGRATION
Page 100 and 101: PRODUCTIVITY OF DEEPWATER CHONDRICH
Page 102 and 103: e slow to recover from overfishing.
Page 106 and 107: Bigelow, H.B. and Schroeder, W.C. 1
Page 108 and 109: Conrath, C.L., Gelsleichter, J. and
Page 110 and 111: Squaliformes) in the southwestern e
Page 112 and 113: Hoenig, J.M. 1983. Empirical use of
Page 114 and 115: Lucifora, L.O., Valero, J.L. and Ga
Page 116 and 117: Parsons, G.R., Ingram, G.W. Jr. and
Page 118 and 119: Sulikowski, J.A., Elzey, S., Kneebo
Page 120 and 121: K. (eds.). Indo-Pacific Fish Biolog
Page 122 and 123: deepwater species categories for ea
Page 124 and 125: Table 3.1. FAO FIGIS database categ
Page 126 and 127: CASE STUDY 1. AUSTRALIAN SOUTHERN A
Page 128 and 129: Table 3.2. Mid-slope deepwater shar
Page 130 and 131: CASE STUDY 2. NORTHEAST ATLANTIC DE
Page 132 and 133: CASE STUDY 3. AZORES KITEFIN SHARK
Page 134 and 135: CASE STUDY 4. MALDIVES GULPER SHARK
Page 136 and 137: SECTION III LITERATURE Adam, M.S.,
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