November 19, 2018

Aquarium boosts reproduction of California's state marine fish

The aquarium is at the center of an unprecedented captive-garibaldi population explosion: 71 newborns, no bigger than pinkie fingernails, with electric-blue spots on their backs.

A year ago, most of those fish would have died in infancy.

But new care and feeding techniques have dramatically improved their survival rate.

“We were getting about seven to 10 garibaldi from the roughly 1,000 eggs we harvest each year at a nest on the breakwater,” said curator Kiersten Darrow, until staffers came up with the idea of adding microscopic creatures known as rotifers to their menus, and rearing the fish in much larger tanks.

Garibaldi, even as