| Huvudföda | Procent |
Trofisk nivå (y) |
Studerat utvecklingsstadium | Land | Observationsplats | Ref. |
|---|---|---|---|---|---|---|
| nekton | 78 | 4.3 | juv./adults | - | Not stated. | 33559 |
| nekton | 79 | 5.4 | juv./adults | USA | New Jersey, New York, Rhode Island, area between Cape Hatteras & the Grand Banks | 4922 |
| nekton | 78 | 4.5 | juv./adults | USA | Southern New England and Northwest Atlantic. | 37512 |
| nekton | 47 | 4.5 | adults | USA | Southern New England and Northwest Atlantic. | 37512 |