Main Ref. | SAUP Database, 2006 |
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Remarks | Occurs over open ocean (Refs. 356, 122680). Mainly feeds at night and often far from breeding colony. Forages with conspecifics, but rarely with other species. Seizes prey from the surface while sitting on the water. Scavenges on carrion and follows fishing boats. Diet consists mainly of squid as well as deep-water crustaceans, fish and flyingfish eggs (Ref. 122680). |
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. | State of hawaii, 2020 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | State of hawaii, 2020 |
Estimation method | original sample | unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 4.19 | 0.46 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |