Chapter 11 other zooplankton.pdf

文档介绍：Chapter 11 Other Zooplankton
Department of Oceanography
References
ƒ 吴宝铃, 吴启泉, 丘建文等, 1997. 中国动物志
环节动物门多毛纲 I. 叶须虫目. 北京: 科学出
版社, 329p
Rotatoria
Rotifers are small (-)
flask-anism, with a
characteristic crown of fine hair or
cilia surrounding the mouth area.
These cilia beat together in waves to
draw water currents toward their
mouth. Rotifers primarily eat
phytoplankton, bacteria, and also
detritus. Some will occasionally eat
another rotifer if it is small enough.
Rotifers monly cultured in
fish farms to feed to larval fish as
their first food.
Polychaeta
Segmented invertebrates
characterised by the possession of a
coelom and hair-like bristles known as
setae or chaetae. The chaetea occur along
the body in various configurations and