Two researchers in an inflatable boat glided out onto Batiquitos Lagoon in Carlsbad, California, August 15, looking for eelgrass, an underwater plant that provides a nursery for fish, crabs, shrimp and other sealife. Two researchers in an inflatable boat glided out onto Batiquitos Lagoon in Carlsbad, California, August 15, looking for eelgrass, an underwater plant that provides a nursery for fish, crabs, shrimp and other sealife. Ecology Phys.org – latest science and technology news stories