PBS
Pbs: Nova: Shark Attack!
An informative site that touches on evolution, life cycle and interesting facts about sharks.
University of Florida
Florida Museum of Natural History: Blue Shark
The Florida Museum of Natural History presents an in-depth look at the blue shark, named for its distinctive blue color. Learn about the taxonomy, common names, geographical distribution, conservation, habitat, food habits, reproduction,...
San Diego Natural History Museum
San Diego Natural History Museum: Shark School: From Shore to the Deep Blue Sea
Small site provides information on different types of sharks: mako, thresher, hammerhead, horn, and others.
Other
Fishin for Facts Library
A comprehensive site that includes a wealth of information on whales, sharks, penguins and squid.
MarineBio Conservation Society
Marine Bio: Blue Sharks
Illustrated reference guide features useful information on the blue shark with facts on physical characteristics, behavior, range, habitat, diet, and conservation status.
Canadian Museum of Nature
Canadian Museum of Nature: Blue Shark
A brief description of the Blue Shark with numerous photographs.
DLTK
Kid Zone: Sharks
The KidZone shows amazing images of sharks and presents all kinds of facts and activities in a format for grade school children.