| Land | United States (contiguous states) | Ökosysteme | California Current |
| Fundort | San Diego Bay (Harbor Island) | Depth | |
| Exoten | Year Intro. | 1984 | |
| Lebensstadium | not specified | unsexed | |
| Quantitative | Unit | ||
| Semi Quantitative | 100-1000 | Unit | numbers/m^2 |
| Qualitative | extremely abundant | ||
| Jahr | 1998 - 1998 | Period | 1975-2000 |
| Datum | 1998-03-20 00:00:00 - 1998-06-21 00:00:00 | Record Type | survey |
| Record Type | survey | ||
| Seasonal | Method | swept area | |
| Remarks | Species is extremely abundant (>100 individuals/m^2) during spring of 1998 (dates assumed). | ||