| 主な資料 | Turner, J.L., 1966 |
|---|---|
| 意見 | Inhabits lakes and deep pools and runs over sand or rocks in small to large rivers (Ref. 86798). Adults occur in rivers and streams and prefer clean, well oxygenated water (Ref. 9988), but also in ponds and reservoirs (Ref. 10294, 44091). Recorded as having been or being farmed in rice fields (Ref. 119549). They feed primarily on small fish, crustaceans (e.g. crayfish), clams and snails; also feed on aquatic insects and small mammals (Ref. 9669, 10294, 44091). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| 基板 | |
|---|---|
| 基板参照 | |
| 特別な生息地 | |
| 特別な習慣 参照 | Halwart, M. and M.V. Gupta, 2004 |
| 参照 | |
|---|---|
| 協会 | |
| 関連 | |
| 協会備考 | |
| 寄生 |
| 供給様式 | mainly animals (troph. 2.8 and up) |
|---|---|
| 給餌タイプ 参照 | Turner, J.L., 1966 |
| 食性 | variable |
| 食性 参照。 |
| Estimation method | 原本のサンプル | 未漁獲人口 | 意見 | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| 餌料組成から | 4.16 | 0.28 | 4.02 | 0.68 | Troph of juv./adults from 2 studies. |
| 個々の食物品目から | 3.40 | 0.54 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| 参照 | Turner, J.L., 1966 | ||||