Filter feeder

Filter feeders are animals that feed on matter and food particles from water. Some animals that do this are clams, krill, sponges, baleen whales and many fish such as sharks. Some birds such as flamingos are also filter feeders. Filter feeders can help clear water.

Books

Bullivant, JS (1968). "A Revised Classification of Suspension Feeders". Tuatara. 16 (2): 151–160.
Some aspects of water filtering activity of filter-feeders // Hydrobiologia. 2005. Vol. 542, No. 1. P. 275 – 286

Filter Feeder Media

Filter basket of a mysid
Mouth plates of a baleen whale
Tube sponges attracting small reef fish
Tunicates take water in through a siphon and then expel filtered water through another siphon.
The arcuate bill of this lesser flamingo is well adapted to bottom scooping
An undulating live Aurelia in the Baltic Sea showing the grid in action
Higher magnification showing a prey item, probably a copepod
The prey is then drawn to the body by contracting the fibres in a corkscrew fashion (image taken with an ecoSCOPE).

Other websites

Filter feeder of krill Archived 2002-05-01 at the Wayback Machine