| País | United States (contiguous states) | Ecossistema | California Current |
| Localização | Mission Bay (South Shores Boat Ramp) | Depth | |
| Introduzidas | Year Intro. | 1991 | |
| Fase do ciclo vida | not specified | unsexed | |
| Quantitative | Unit | ||
| Semi Quantitative | <100 | Unit | numbers/m^2 |
| Qualitative | common | ||
| Ano | 1997 - 1997 | Período | 1975-2000 |
| Data | 1997-09-23 00:00:00 - 1997-12-21 00:00:00 | Record Type | survey |
| Record Type | survey | ||
| Seasonal | Método | swept area | |
| Notas | Species is abundant (approx. 10 individuals/m^2) during fall of 1997 (dates assumed). | ||