| Country | Hong Kong | Ecosystem | Southern China |
| Locality | Wu Kwai Sha | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | not specified | unsexed | |
| Quantitative | 6.58 | Unit | numbers/m^2 |
| Semi Quantitative | <100 | Unit | numbers/m^2 |
| Qualitative | common | ||
| Year | 1989 - 1989 | Period | 1975-2000 |
| Date | 1989-01-01 00:00:00 - 1989-09-30 00:00:00 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | no | Method | quadrats |
| Remarks | Monthly sampling was done from December 1987 to September 1989. A transect line was laid down and a series of 0.5 square meter quadrats, each separated by 2 meters, were placed into the substratum. Individuals within the quadrat were counted, sexed, and measured. A total of 60 quadrat samples were examined each month. Abundance data presented is the average population density from January to Septemberr 1989. Monthly data available on p. 173;Fig.5 of the reference. | ||