Freshwater feeders :
Hooks, Gwendolyn.
Freshwater feeders : studying food webs in freshwater / Gwendolyn Hooks. - Vero Beach, FL : Rourke Pub., c2009. - 32 p. : col. ill., col. map ; 24 cm. - Studying food webs . - Studying food webs. .
Includes bibliographical references (p. 31) and index.
Wilson's Children, October 2010
Discusses the ecosystem of freshwater rivers, lakes, ponds, and streams, the food webs within those systems, and the damaging effects of pollution.
5.7. 3-6 Follett Library Resources.
1604723173
2008024857
Freshwater ecology.
Food chains (Ecology)
QH541.5.F7 / H66 2009
577.6/16
Freshwater feeders : studying food webs in freshwater / Gwendolyn Hooks. - Vero Beach, FL : Rourke Pub., c2009. - 32 p. : col. ill., col. map ; 24 cm. - Studying food webs . - Studying food webs. .
Includes bibliographical references (p. 31) and index.
Wilson's Children, October 2010
Discusses the ecosystem of freshwater rivers, lakes, ponds, and streams, the food webs within those systems, and the damaging effects of pollution.
5.7. 3-6 Follett Library Resources.
1604723173
2008024857
Freshwater ecology.
Food chains (Ecology)
QH541.5.F7 / H66 2009
577.6/16