Provides illustrations and information about fish anatomy.

In this lesson, learners examine the physical characteristics of fish that live in the Great Lakes and identify common features that help species to survive in that environment. Downloadable resources include a fish poster, fish family...

This site, which is given by LookD.com, provides a basic overview of fish anatomy. The information is medium in length, and factual, making it worth checking out on the subject.

A very good overview of the class of fish, which includes a very good description of the external structure.

Provides information on, and photographs of, the primitive fish classes. Discusses the Superclass Agnatha, the Class Chondrichthyes, and the Osteichthyes. Very interesting, with lots of pictures!

Provides descriptions and illustrations of how fish swim.

A very good external anatomy site for sharks in particular.

This site provides a wealth of information regarding bony fishes. Content includes a focus on their habitat, distribution, physical characteristics, senses, behavior, diet and eating habits, reproduction, anatomy and physiology, and...

[Free Registration/Login may be required to access all resource tools.] There are almost 27,000 species of bony fish, which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin...

The Australian Museum provides a comprehensive site all about fishes. What is a fish? Learn about its scales, bones and fins.

[Free Registration/Login may be required to access all resource tools.] Covers the evolution and ecology of fish.

[Free Registration/Login may be required to access all resource tools.] Describes the characteristics of fish suited for aquatic lifestyles.

[Free Registration/Login may be required to access all resource tools.] Cartilaginous fish range in size from the dwarf lanternshark, at 6.3 inches, to the 50-foot whale shark. These fish have a jaw and evolved from the jawless fish....

[Free Registration/Login may be required to access all resource tools.] Describes the characteristics of fish suited for aquatic lifestyles.

A labeled diagram of the parts of a fish.

Provides information on the characteristics of bony fish including reproduction and external anatomy.

Provides photographs of the stages of fish development.

Contains labeled diagrams showing bony fish external anatomy.

This site from LookD.com provides information about bony fish circulation systems. The article is very brief, only one paragraph in length, but worth checking out on the subject.

This site provides information about bony fish lateral line system.

Great site that provides all types of information on fish ranging from fish ecology to funky fish. Entails links to sites on fish evolution and morphology.

This site identifies different characteristics and information related to Bony Fish. Find out some fun facts about these friendly fish when you explore this site.

This site, which is provided for by LookD.com, gives information about bony fish reproduction. The information that is presented is medium in length, and worth checking out on the subject.

This site, which is provided for by LookD.com, gives brief but factual information on the way in which fish swim.