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Papillate Catfish

Neoarius velutinus (Weber 1907)

Life Cycle

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Observations though on mouthbrooding are lacking. Ovary contains 25 to 90 ripe eggs (Ref. 2847).
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Migration

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Potamodromous. Migrating within streams, migratory in rivers, e.g. Saliminus, Moxostoma, Labeo. Migrations should be cyclical and predictable and cover more than 100 km.
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Morphology

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Dorsal spines (total): 1; Dorsal soft rays (total): 6 - 7; Analspines: 0; Analsoft rays: 17 - 24
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Trophic Strategy

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Feeds on insects and detritus (Ref. 9233). Prawns are excluded from the diet.
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Biology

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Adults inhabit rivers and lakes to at least 400 m elevation (Ref. 2847) at temperatures ranging from 26 to 32°C. May have migratory habits. Mainly diurnal. They feed primarily on large insect larvae and emergent and terrestrial insects, and also crustaceans excluding prawns.
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Importance

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fisheries: subsistence fisheries
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Papillate catfish

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The papillate catfish[2] (Neoarius velutinus) is a species of catfish in the family Ariidae.[3] It was described by Max Carl Wilhelm Weber in 1907, originally under the genus Hemipimelodus.[1] It inhabits freshwater lakes and rivers in New Guinea.[3] Its diet includes mayflies and other terrestrial and aquatic insects, detritus, benthic algae,[4] and crustaceans.[3]

The papillate catfish reaches a maximum known standard length of 60 cm (24 in), but usually reaches an SL of 35 cm (14 in). It reaches a maximum weight of 3.5 kg (7.7 lb).[3] It spawns throughout the year.[5][6] It is harvested by subsistence fisheries.[3]

References

  1. ^ a b Synonyms of Neoarius velutinus at www.fishbase.org.
  2. ^ Common names of Neoarius velutinus at www.fishbase.org.
  3. ^ a b c d e Froese, Rainer; Pauly, Daniel (eds.) (2019). "Neoarius velutinus" in FishBase. May 2019 version.
  4. ^ Food items reported for Neoarius velutinus at www.fishbase.org.
  5. ^ Spawning for Neoarius velutinus at www.fishbase.org.
  6. ^ Reproduction of Neoarius velutinus at www.fishbase.org.
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Papillate catfish: Brief Summary

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The papillate catfish (Neoarius velutinus) is a species of catfish in the family Ariidae. It was described by Max Carl Wilhelm Weber in 1907, originally under the genus Hemipimelodus. It inhabits freshwater lakes and rivers in New Guinea. Its diet includes mayflies and other terrestrial and aquatic insects, detritus, benthic algae, and crustaceans.

The papillate catfish reaches a maximum known standard length of 60 cm (24 in), but usually reaches an SL of 35 cm (14 in). It reaches a maximum weight of 3.5 kg (7.7 lb). It spawns throughout the year. It is harvested by subsistence fisheries.

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