主な参照 | MarĂ©chal, C., 1991 |
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意見 | Is irregularly seen over sand in the intermediate habitat (rock-sand habitat) or off sandy beaches. Feeds from the surface of the sand; hovers about 50 cm above the substrate and screens the sand for any moving prey. |
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. |
参照 | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
供給様式 | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Konings, A., 1990 |
食性 | hunting macrofauna (predator) |
Feeding habit Ref. | Konings, A., 1990 |
Estimation method | 原本のサンプル | Unfished population | 意見 | ||
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Troph | s.e. | Troph | s.e. | ||
餌料組成から | |||||
個々の食物品目から | 3.50 | 0.37 | Tentative trophic level derived from 1 + troph of a single food item | ||
参照 |