主な食事 | 割合 |
栄養段階 (y) |
捕食動物のライフステージ | 国 | 現場 | 参照 |
---|---|---|---|---|---|---|
detritus | 36 | 2.2 | adults | Australia | Cronulla, New South Wales, bet. July 1994 & Feb. 1995 | 28015 |
plants | 91 | 2.0 | adults | New Zealand | Goat I. Bay, 1978-1979 | 27953 |
plants | 53 | 2.0 | juv./adults | New Zealand | Northwestern coast | 26966 |