2.1.8. Modification of respiratory organs in aquatic animals

2.1.8. Modification of respiratory organs in aquatic animals

Animal

Respiratory organ

Jelly fish

No respiratory apparatus (simple diffusion)

Fulmonate snail

Diffusion lung

Seacucumber

Water lungs

Fish

Tracheae (system of tubes that branch and lead to all parts of body no blood circulation)

Fish

Gill (formed due to evagination of respiratory surface)
Last modified: Monday, 19 March 2012, 10:07 AM