Réf. Princ. | Pethiyagoda, R., 1991 |
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Remarques | Occurs in still pools to swift flowing streams with pebble or boulder substrates, seldom over sand. Has not been found in silted rivulets flowing into mainstream. More sedentary than D. malabaricus. Forms groups of 3-5 individuals slowly moving near the surface. Probably feeds on insects. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrat | |
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Substrate Ref. | |
Habitats spéciaux | |
Special habitats Ref. |
Réf. | |
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Associations | |
Associé avec | |
Remarques sur les associations | |
Parasitisme |
Type de prise alimentaire | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Pethiyagoda, R., 1991 |
Habitude alimentaire | hunting macrofauna (predator) |
Feeding habit Ref. | Pethiyagoda, R., 1991 |
Estimation method | Échantillon original | Population non pêchée | Remarque | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
À partir du régime alimentaire | |||||
À partir des éléments alimentaires | 3.20 | 0.40 | Tentative trophic level derived from 1 + troph of a single food item | ||
Réf. |