Fish Embryonic Development

Below is a series of pictures depicting various stages of Zebra fish development.

1-Cell (10 min) a 2-cell (45 min) a 4-Cell (1 h) a

128-Cell (2.2 h) Blastula (3 h) a 16 Somite (17 h) b

Larval Fish (72 h)

a Courtesy of University of Oregon

b Courtesy of Laura Lapsys, Loyola Univ. Chicago

1-Cell (10 min) a	2-cell (45 min) a	4-Cell (1 h) a

128-Cell (2.2 h)	Blastula (3 h) a	16 Somite (17 h) b