FB-5909 http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 Animalia Chordata Elasmobranchii Lamniformes Megachasmidae Megachasma Megachasma pelagios Taylor, Compagno & Struhsaker, 1983 قِرش كبير الفم Megamundhaj Megamouth shark Koobassuuhai Requin grande guele Requin grande gueule Jättemunhaj Megamouth Tiburón bocón Tiburón bocudo Grootbekhaai Veleusti morski pes 大口鯊 大口鲨 Megachasma plagios Taylor, Compagno & Struhsaker, 1983 1992-06-15 2011-01-04 Coppola, S.R., W. Fischer, L. Garibaldi, N. Scialabba and K.E. Carpenter0 SPECIESDAB: Global species database for fishery purposes. User's manual. FAO Computerized Information Series (Fisheries). No. 9. Rome, FAO. 103 p. (Ref. 171) Breder, C.M. and D.E. Rosen0 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205) Compagno, L.J.V.0 FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. 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Yasuzumi0 Gross Anatomy of the Viscera and Stomach Contens of a Megamouth Shark, <i>Magachasma pelagios</i>, from Hakata Bay, Japan, with a Comparison of the Intestinal Structure of Other Planktivorous Elasmobranchs. p. 105-113. In Yano, K., J.F. Morissey, Y. Tabumoto, and K. Nakaya. (eds). 1997. Biology of the Megamouth Shark. Tokai University Press, Tokyo, Japan. 201pp. (Ref. 47784) Takada, K., H. Hiruda, S. Wakisaka, T. Mori and K. Nakaya0 Capture of the First Female Megamouth Shark, <i>Megaschasma pelagios</i>, from Hakata Bay, Fukuoka, Japan. p. 3-9. In Yano, K., J.F. Morissey, Y. Tabumoto, and K. Nakaya. (eds). 1997. Biology of the Megamouth Shark. Tokai University Press, Tokyo, Japan. 201pp. (Ref. 47785) Oikawa, S. and T. Kanda0 Some features of the gills of a megamouth shark and a shortfin mako, with reference to metabolic activity. p. 93-104 In Yano, K., J.F. Morissey, Y. Tabumoto, and K. Nakaya. (eds). 1997. Biology of the Megamouth Shark. 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(Ref. 132299) FB-pic-5909-3858 http://purl.org/dc/dcmitype/StillImage image/gif FAO 1995-05-18 1998-12-14 http://creativecommons.org/licenses/by-nc/3.0/ This work is licensed under a Creative Commons Attribution-Noncommercial 3.0 Unported License. Image can be freely copied and altered but may be used only for non-commercial purposes. Original author and source must be properly acknowledged WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution http://www.fishbase.us/images/species/Mepel_u0.gif http://www.fishbase.us/images/thumbnails/gif/tn_Mepel_u0.gif FB-GeneralDescr-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2011-01-04 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 Oceanic, possibly occurring in depths between 150 and 1,000 m (Ref. 6871). Epi- and mesopelagic (Ref. 58302). Feeds on planktivorous prey such as euphausiid shrimps, copepods and jellyfish (Ref. 6871). May also eat small midwater fishes. Ovoviviparous (Ref. 50449). Possibly less active than the basking and whale sharks (Ref. 6871). Its feeding habits and habitat suggest that it may be a rare catch in the future. Ovoviviparous, embryos feeding on yolk sac and other ova produced by the mother (Ref. 50449). Males mature by 400 cm (Ref. 6871). A bright white band on the snout just above the upper jaw may play a role in feeding behavior or with recognition of individuals (Ref. 47761). Preyed on by the semi-parasitic cookiecutter shark, Isistius brasiliensis. Compagno, L.J.V. 1984 FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247) FB-DiagnosticDescr-5909 http://purl.org/dc/dcmitype/Text text/html Moonyeen Nida R. Alava 2003-07-09 00:00:00 2017-11-15 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#TrophicStrategy Body stout, tapering posteriorly (Ref. 6871), tadpole-like with larger head and tapering trunk and tail (Ref. 47786). Snout extremely short but broadly rounded (Ref 43278, 47786). Head huge, blubbery (Ref. 6871). Mouth very broad and terminal on head, with corner extending behind the eyes (Ref. 6871, 43278). Jaws huge, protrusible anteriorly but not greatly distensible laterally (Ref. 43278, 47786), lower jaw extending to snout tip (Ref. 6871). Teeth very small, numerous, hooked (Ref. 43278, 6871, 47787). Gill slits moderately long, not reaching dorsal surface of head (Ref. 6871; 43278), internal gill slits lined with dense rows of papillose gill rakers (Ref. 43278). Eyes semicircular (Ref. 47786), with no nictitating membrane (Ref. 43278, 6871, 47786). Two dorsal fins, relatively low and angular; small anal fin; long, narrow pectoral fins; moderate-sized pelvic fin; caudal fin asymmetrical, non-lunate, with a short and strong ventral lobe; upper pre-caudal pit only; caudal peduncle without keels or ridges (Ref, 6871, 43278). Compagno, L.J.V. 2001 Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Vol. 2. Bullhead, mackerel and carpet sharks (Heterodontiformes, Lamniformes and Orectolobiformes). FAO Spec. Cat. Fish. Purp. 1(2):269 p. FAO, Rome. (Ref. 43278) FB-Morphology-5909 http://purl.org/dc/dcmitype/Text text/html Moonyeen Nida R. Alava 2003-07-09 00:00:00 2017-11-15 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size Dorsal spines (total): 0; Vertebrae: 125 Compagno, L.J.V. 2001 Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Vol. 2. Bullhead, mackerel and carpet sharks (Heterodontiformes, Lamniformes and Orectolobiformes). FAO Spec. Cat. Fish. Purp. 1(2):269 p. FAO, Rome. (Ref. 43278) FB-Distribution-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats Pacific Ocean: Japan, Indonesia, Philippines, Hawaii and California, USA. Atlantic Ocean: Brazil and Senegal. Last, P.R. and J.D. Stevens 1994 Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871) FB-Uses-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2011-01-04 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat fisheries: of no interest Compagno, L.J.V., P.R. Last, J.D. Stevens and M.N.R. Alava 2005 Checklist of Philippine Chondrichthyes. CSIRO Marine Laboratories, Rept. 243. 101 p. (Ref. 47737) FB-Migration-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2011-01-04 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km. Riede, K. 2004 Global register of migratory species - from global to regional scales. Final Report of the R&D-Projekt 808 05 081. Federal Agency for Nature Conservation, Bonn, Germany. 329 p. (Ref. 51243) FB-LifeCycle-5909 http://purl.org/dc/dcmitype/Text text/html Moonyeen Nida R. Alava 1992-06-15 00:00:00 2011-01-04 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org//Reproduction/FishReproSummary.php?ID=5909&StockCode=6218 Exhibit ovoviparity (aplacental viviparity), with embryos feeding on other ova produced by the mother (oophagy) after the yolk sac is absorbed (Ref. 50449). Distinct pairing with embrace (Ref. 205). Size at birth Castro, J.I., E. Clark, K. Yano and K. Nakaya 1997 The gross anatomy of the female reproductive tract and associated organs of the Fukouka megamouth shark (<i>Megachasma pelagios</i>). p. 115-119. In K. Yano, J.F. Morissey, Y. Tabumoto, and K. Nakaya. (eds.) Biology of the megamouth shark. Tokai University Press, Tokyo, Japan. 201p. (Ref. 47780) FB-TrophicStrategy-5909 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1998-06-30 00:00:00 2008-02-20 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public pelagios http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size Oceanic, possibly occurring in depths between 150 and 1,000 m (Ref. 6871). Feeds on planktivorous prey such as euphausiid shrimps, copepods and jellyfish (Ref. 6871). May also eat small midwater fishes. Possibly less active than the basking and whale sharks (Ref. 6871). Its feeding habits and habitat suggest that it may be a rare catch in the future. Last, P.R. and J.D. Stevens 1994 Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871) FB-Size-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2011-01-04 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats 549 cm TL (male/unsexed; (Ref. 85838)); 709 cm TL (female) Dulvy, N.K., J.K. Baum, S. Clarke, L.J.V. Compagno, E. Cortés, A. Domingo, S. Fordham, S. Fowler, M.P. Francis, C. Gibson, J. Martínez, J.A. Musick, A. Soldo, J.D. Stevens and S. Valenti 2008 You can swim but you can't hide: the global status and conservation of oceanic pelagic sharks and rays. Aquat. Conserv.: Mar. Freshw. Ecosyst. (Ref. 85838) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=2 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-5909 http://purl.org/dc/dcmitype/Text text/html Kent E. Carpenter 1992-06-15 00:00:00 2011-01-04 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution pelagic-oceanic; oceanodromous (Ref. 51243); marine; depth range 5 - 600 m (Ref. 58302), usually 120 - 166 m (Ref. 48844) Riede, K. 2004 Global register of migratory species - from global to regional scales. Final Report of the R&D-Projekt 808 05 081. Federal Agency for Nature Conservation, Bonn, Germany. 329 p. (Ref. 51243) Mundy, B.C. 2005 Checklist of the fishes of the Hawaiian Archipelago. Bishop Mus. Bull. Zool. (6):1-704. (Ref. 58302) Ebert, D.A. 2003 Sharks, rays and chimaeras of California. California Natural History Guides No. 71. University of California Press. 284 p. (Ref. 48844)