| Country | Japan | Ecosystem | |
| Locality | Bay areas of Kanagawa | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | adult | unsexed | medusa |
| Quantitative | 0.8 | Unit | numbers/m^2 |
| Semi Quantitative | <100 | Unit | numbers/m^2 |
| Qualitative | rare | ||
| Year | 1991 - 1992 | Period | 1975-2000 |
| Date | 1991-09-01 00:00:00 - 1992-02-29 00:00:00 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | Method | volumetric | |
| Remarks | Recorded abundance from September 1991 to February 1992. | ||