| Biotic Setting | Planktonic Biota |
| Biotic Group | Zooplankton |
| Biotic Subclass | Crustacean Meroplankton |
| Biotic Group | Decapod Larval Aggregation Mixed Crustacean Larvae |
| Definition | Water parcels in which crustacean meroplankton are the perceived dominant feature. These zooplankters typically go through several very different larval stages, and can be difficult to identify. |