Tomistoma schlegelii

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA REPTILIA CROCODYLIA CROCODYLIDAE

Scientific Name: Tomistoma schlegelii
Species Authority: (Müller, 1838)
Common Name/s:
English – False Gharial, False Gavial, Malayan Gharial, Tomistoma
French – Faux Gavial Malais
Spanish – Falso Gavial Malayo

Assessment Information [top]

Red List Category & Criteria: Endangered   C1   ver 2.3
Year Assessed: 2000
Assessor/s: Crocodile Specialist Group
Reviewer/s:
Justification:
Unconfirmed reports from Vietnam and Sulawesi. Widespread though at low densities. From current information available from 39 different localities in ten different river drainages the population is estimated at below 2,500 mature individuals.
History:
1996 – Data Deficient (Baillie and Groombridge 1996)
1994 – Endangered (Groombridge 1994)
1990 – Endangered (IUCN 1990)
1988 – Endangered (IUCN Conservation Monitoring Centre 1988)
1986 – Endangered (IUCN Conservation Monitoring Centre 1986)
1982 – Endangered

Geographic Range [top]

Range Description: Data gathered between 1994 and 1998 indicates that T. schlegelii is widespread, although at a low density, throughout large areas of Sumatera, Kalimantan, and Sarawak, and still persists in peninsular Malaysia. Current information and sightings are now available from 39 localities in 10 different river drainages. Sebastian (1994) notes an additional three drainages in Borneo where the species is reported.
Countries:
Native:
Indonesia (Kalimantan, Sumatera); Malaysia (Peninsular Malaysia, Sarawak)
Regionally extinct:
Thailand

Population [top]

Population: A total population estimate is not possible but an estimate of below 2,500 mature adults was agreed by a consensus of active researchers as a cautious figure.

Habitat and Ecology [top]

Habitat and Ecology: Swamps, rivers and lakes. Terrestial nest sites and basking areas.
Systems: Terrestrial; Freshwater

Conservation Actions [top]

Conservation Actions: It is listed on CITES Appendix I.

Bibliography [top]

Baillie, J. and Groombridge, B (editors and compilers). 1996. 1996 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Crocodile Specialist Group. For more information, see the Specialist Group website

Groombridge, B. 1982. The IUCN Amphibia-Reptilia Red Data Book, Part 1: Testudines, Crocodylia, Rhynocehapalia. IUCN, Gland, Switzerland.

Groombridge, B. (ed.). 1994. 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Hilton-Taylor, C. 2000. 2000 IUCN red list of threatened species. IUCN, Gland, Switzerland and Cambridge, UK.

Hilton-Taylor, C. 2000. 2000 IUCN Red List of Threatened Species. IUCN, Gland, Switzerland and Cambridge, UK.

IUCN. 1990. 1990 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

IUCN Conservation Monitoring Centre. 1986. 1986 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

IUCN Conservation Monitoring Centre. 1988. 1988 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Sebastian, A.C. 1994. The Tomistoma, Tomistoma schlegelii in Southeast Asia, a status review and priorities for conservation. In: Crocodiles. Proceedings of the 12th Working Meeting of the Crocodile Specialist Group Vol 1. IUCN - The World Conservation Union, Gland, Switzerland and Cambridge, UK.
Citation: Crocodile Specialist Group 2000. Tomistoma schlegelii. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 10 February 2012.
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