Feeding Group |
Mechanism |
Source |
| Shredders | chewing wood, leaves, etc. (CPOM) | living/decaying plant tissue |
| Collectors | filtering/gathering | fine particulate organic material (FPOM) |
| Scrapers | rasping | periphyton |
| Predators | engulfing/piercing | whole animals/animal tissues |
| Piercers | sucking | living hydrophytes (plants) |
| Parasites | invasion | living animal or plant tissue |