| Pays | United States (contiguous states) | Écosystème | |
| Localité | Avery Point docks, Groton | Depth | |
| Introduit | Year Intro. | ||
| Stade de développement | not specified | unsexed | |
| Quantitative | 2 | Unit | numbers/m^2 |
| Semi Quantitative | Unit | ||
| Qualitative | rare | ||
| Année | 2003 - | Période | 2001-present |
| Date | 2003-09-01 00:00:00 - 2003-09-30 00:00:00 | Record Type | |
| Record Type | |||
| Seasonal | Méthode | ||
| Remarques | Abundance observed in September of 2003, dates assumed. | ||