主要參考文獻 | Polling, L., H.J. Schoonbee and J.E. Saayman, 1992 |
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附註 | Frequency of occurence in Caprivi: occasionally in sandy streams, occasionally on rocky streams, occasionally in standing deep water, abundant in shallow swamps, and common in shallow flood plains (Ref. 037065). |
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. |
參考文獻 | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
攝取食物的類型 | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Polling, L., H.J. Schoonbee and J.E. Saayman, 1992 |
攝取食物的習慣 | grazing on aquatic plants |
Feeding habit Ref. |
Estimation method | 最初的樣本 | 不捕獲族群 | 附註 | ||
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Troph | s.e. | Troph | s.e. | ||
從食物內容 | 2.67 | 0.15 | |||
從個別的食物項目 | 2.61 | 0.23 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
參考文獻 | Polling, L., H.J. Schoonbee and J.E. Saayman, 1992 |