Main Ref. | Skelton, P.H., 1993 |
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Anmärkningar | Occurs in pools and riffles of clear streams. Feeds on aquatic insects. Breeds in summer, laying eggs in crevices and between cobbles and pebbles. Juveniles form shoals in large pools and in side channels. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Typ av föda | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Skelton, P.H., 1993 |
Födosöksstrategi | hunting macrofauna (predator) |
Feeding habit Ref. | Skelton, P.H., 1993 |
Estimation method | Ursprungligt prov | Ofiskad population | Kommentar | ||
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Troph | s.e. | Troph | s.e. | ||
Från födosammansättning | |||||
Från individuella födoämnen | 3.20 | 0.40 | Tentative trophic level derived from 1 + troph of a single food item | ||
Ref. |