| Country | Peru | Ecosystem | Humboldt Current |
| Locality | off central Peru | Depth | 50 m |
| Introduced | Year Intro. | ||
| Life Stage | juvenile/recruits | unsexed | |
| Quantitative | 2.6 | Unit | numbers/m^3 |
| Semi Quantitative | <100 | Unit | numbers/m^3 |
| Qualitative | rare | ||
| Year | 2006 - 2006 | Period | 2001-present |
| Date | 2006-04-01 00:00:00 - 2006-08-31 00:00:00 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | not specified | Method | volumetric |
| Remarks | Average abundance of A. tonsa copepodids between April to August 2006. Samples were taken at 5 depth strata with max depth of 50 m. | ||