| Country | Israel | Ecosystem | |
| Locality | Haifa Bay | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | adult | unsexed | medusa |
| Quantitative | 0.16 | Unit | numbers/m^2 |
| Semi Quantitative | <100 | Unit | numbers/m^2 |
| Qualitative | extremely abundant | ||
| Year | 1989 - 1989 | Period | 1975-2000 |
| Date | 1989-07-01 00:00:00 - 1989-01-30 00:00:00 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | Method | line transects | |
| Remarks | Abundance examined between 1 July to 1 October 1989 and a decrease in population was observed toward the end of August. | ||