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Hemibagrus microphthalmus (Day, 1877)

 

Image contributors to this species:

Jean-Francois Helias (13)

ScotCat Sources:

Etymology = Genus  Etymology = Specific name

Other Sources:

Search  FishBase Catalog of Fishes  Global Biodiversity Information Facility  FishNet2  iNaturalist

Relevant Information:

Description: Dorsal spines (total): 2; Dorsal soft rays (total): 7; Anal soft rays: 12 - 13; Vertebrae: 51 - 54. Distinguished from its congeners by a unique combination of the following characters: length of dorsal-fin base 13.7-16.7% SL, dorsal to adipose distance 8.6-14.2% SL, interorbital distance 28.4-31.8% HL, eye diameter 9.2-11.3% HL and a rounded snout. Habitat: Occurs in deeper rocky areas and tree roots. Species caught throughout the year. Enters flooded forest during the months of high water (July-October). Diet: Feeds on fish, shrimps and crabs. Etymology: The genus name Hemibagrus: Hemi- half; bagrus- from 'bagre', a South American name for a catfish, but is only used for African and Asian species. The specific name microphthalmus: micro-, small; ophthalmus, eye, presumably referring to eye diameter 1/6 length of head.

Common Name:

Irrawaddy Mystus

Synonyms:

Macrones microphthalmus, Mystus menoda microphthalmus, Mystus microphthalmus

Family:

Bagridae

Distribution:

Asia: Manipur drainage in India, Irrawaddy and Sittang drainages in Myanmar and, Salween River of Thailand). Recorded from Mekong River system in southern Laos.

Size:

120.0cm.(48ins)

Temp:

22-25°C (71-77°F)

p.H.

6.5-7.2.

Reference:

Froese, R. and D. Pauly. Editors. 2009. FishBase.World Wide Web electronic publication. www.fishbase.org, version (01/2009).
Ng, H.H. and C.J. Ferraris, Jr. 2000 A review of the genus Hemibagrus in Southern Asia, with descriptions of two new species. Proc. Cal. Acad. Sci. 52(11):125-142.
The ETYFish Project Fish Name Etymology Database © Christopher Scharpf.



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Family: Bagridae  Back to Ident-A-Cat  Click on Thumbnails

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Showing caudal fin
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Head view
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Head view
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Image contributor J-F Helias with catch
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Female genital area of 5kg speciman in Market
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5kg speciman in Market
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Gape of mouth of 5kg speciman in Market
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5kg speciman in Market
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Ventral view 5kg speciman in Market

 

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