Even if seahorses were thrown back, they'd be unlikely to survive after tangling with fishing gear and getting dragged across the bottom, according to Foster. "We consider a caught seahorse, a dead seahorse," she said. "We need marine protected areas and trawlers to say away from coasts." Bettina Balnis / Guylian Seahorses of the World

By Amy McDermott

Behind the scenes at the California Academy of Sciences, baby potbellied seahorses roamed a tall, bubbling tank. They used their prehensile tails to cling to seagrass and to one another. The babies were small and slim as a finger, but as adults, they'd grow that eponymous potbelly, and wobble about, on display in the Academy's Steinhart Aquarium in San Francisco.

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