Pseudomystus siamensis (Regan, 1913)

Asian bumblebee catfish

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Siluriformes \| Bagridae
Synonyms	Leiocassis siamensis, Leiocassis bicolor, ... more
Common names	Siamesischer Ringelwels, 泰国鮠, 双色鮠, ... more

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Image of Pseudomystus siamensis (Asian bumblebee catfish)

Picture by Jean-Francois Helias / Fishing Adventures Thailand

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Main reference

Kottelat, M. 1998. (Ref. 27732)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 15.0 cm SL male/unsexed; (Ref. 43281)

Environment

Demersal; freshwater; pH range: 6.0 - 8.0; dH range: 4 - 25

Climate / Range

Tropical; 20°C - 26°C (Ref. 2060)

Asia: Chao Phraya and Mekong basins (Ref. 27732). Reported from Maeklong, Peninsular and Southeast Thailand river systems (Ref. 26336).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal soft rays: 16 - 17. Irregular vertical bars on a yellowish to dark grey background (sometime plain dark body); hyaline caudal fin with or without a single black blotch on each caudal lobe; short barbels (maxillary barbels not reaching base of pectoral spine); body depth at dorsal-fin origin larger than head width; a high, rounded adipose fin (Ref. 27732).

Occurs in rivers and streams (Ref. 12693). Found in the basin wide tributary of the lower Mekong (Ref. 36667). Feeds on aquatic insect larvae, including odonatans. Adult females captured in February had well-developed ova. Spawning takes place at the beginning of the rainy season, with the young appearing in fishing nets during August. Market fresh (Ref. 12693).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: commercial; aquarium: commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (28 of 100)	Not marketed/unknown

Entered by Luna, Susan M.

Modified by Torres, Armi G.

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Page last modified by : elaxamana, 15 July 2009

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