Origami Sea Life1991
by John Montroll
Illustrated instruction book features 38 unusual subjects, from simple to complex, each graded for difficulty. Sailfish, tadpole, killer whale, bay barnacle, dolphin, horseshoe crab, barracuda, blue crab, American lobster and many more. Step-by-step instructions, notes on animals, technique of wet folding, much more. Over 2400 black-and-white illustrations.
— from OpenLibrary
4 editions at OpenLibrary