Main Ref. | SAUP Database, 2006 |
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Remarks | A coastal kleptoparasite exhibiting plunge diving (Ref. 356). Common scavenger on beaches, also catches fish at water surface. Raids colonies of seabirds for eggs and chicks (Ref. 801). |
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 |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Carpenter, K.E., F. Krupp, D.A. Jones and U. Zajonz, 1997 |
Feeding habit | variable |
Feeding habit Ref. | Carpenter, K.E., F. Krupp, D.A. Jones and U. Zajonz, 1997 |
Estimation method | original sample | unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 4.00 | 0.65 | Qualitative study; Fish, crustaceans. Pakistan, 1995. | ||
Ref. |