| Land | South Africa | Ekosystem | Indian Ocean |
| Observationsplats | Great Fish Estuary | Depth | 0.75 m |
| Införda | Year Intro. | ||
| Utvecklingsstadium | larvae | mixed | |
| Quantitative | 0.0225 | Unit | numbers/m2 |
| Semi Quantitative | <100 | Unit | numbers/m2 |
| Qualitative | very common | ||
| År | 1989 - 1990 | Period | 1975-2000 |
| Datum | 01/03/89 - 31/12/90 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | not specified | Metod | swept area |
| Anmärkningar | Quarterly sampling (March, June, September, December) of the larval and juvenile marine fishes in the lower reaches of the estuary was conducted from 1989-1990. Sampling was conducted on consecutive days (seine netting) and nights (plankton netting). | ||