Overview

Comprehensive Description

Biology

Occurs in lowland rivers and swamps in small groups (Ref. 57235). Found at the water surface in small and medium-sized rivers with nearby areas of floodplain forest (Ref. 12693). Feeds on plankton (Ref. 57235). Used to make prahoc (Ref. 12693).
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Distribution

Asia: Mekong and Chao Phraya basins, Malay Peninsula and Sumatra (Ref. 43281). Reported from the Maeklong basin (Ref. 26336).
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Physical Description

Size

Maximum size: 60 mm ---
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Max. size

6.0 cm TL (male/unsexed; (Ref. 30857))
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Diagnostic Description

With subterminal black blotches on caudal-fin lobes (Ref. 12693); 24 branched anal rays (Ref. 43281).
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Type Information

Type for Chela maculicauda
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Radiograph; Photograph
Collector(s): H. Smith
Year Collected: 1923
Locality: Klong Ranode, Tale Sap, Pen. Siam, Thailand, Asia
  • Type:
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Ecology

Habitat

Environment

pelagic; freshwater
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: commercial
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