Red urchin (Mesocentrotus franciscanus)

Octopus on abalone shell, Santa Cruz Island. Photo Credit: Katie Davis-Koehn

Octopus, Santa Cruz Island. Photo Credit: Katie Davis-Koehn

Leptogorgia chilensis, Santa Cruz Island. Courtesy of Dugan Group

Santa Rosa Island Dunes. Photo Credit: Jenny Dugan

Santa Cruz Island Fox (urocyon littoralis). Courtesy of Santa Cruz Island Reserve

California sea lions (zalophus californianus) swimming. Photo Credit: Katie Davis-Koehn

Kelp Wrack on Sandy Point Beach, Santa Rosa Island. Photo Credit: Jenny Dugan

Santa Cruz Island sunset. Courtesy of Santa Cruz Island Reserve

Ford Point, Santa Rosa Island. Photo Credit: Jenny Dugan

Arial View of Santa Cruz Island Reserve. Courtesy of Santa Cruz Island Reserve

SCB MBON diver in the field. Photo Credit: Brandon Doheny

Octopus (octopus vulgaris) in a kelp forest. Photo Credit: Katie Davis-Koehn

Crown-of-thorns, Palmyra Atoll. Photo Credit: Katie Davis-Koehn

Hermit crab (dardanus calidus) on the beach. Photo Credit: Katie Davis-Koehn

A large school of young bocaccio swims around the Southern California oil platform Gilda. Photo Credit: Scott Gielter

Yellowfin surgeonfish form large schools to rove around the coral reef. and forage for food, Palmyra Atoll. Photo Credit: Katie Davis-Koehn

Purple gorgonian (Eugorgia rubens), Santa Cruz Island. Photo Credit: Katie Davis-Koehn

Mount Erebus, Antarctica. Photo Credit: Humihiko Hoshijima

Juvenile French angelfish, Belize. Photo Credit: Katie Davis-Koehn

Garibaldi in kelp forest, Santa Barbara Channel. Photo Credit: Katie Davis-Koehn

Purple Striped Jellyfish (chrysaora colorata). Photo Credit: Katie Davis-Koehn

California spiny lobster, Malibu. Photo Credit: Brandon Doheny

Sea clown trophia (triopha catalinae), Santa Cruz Island. Photo Credit: Katie Davis-Koehn

Pacific Sea Nettle (Chrysaora fuscescens). Photo Credit: Katie Davis-Koehn

Purple sea urchins (strongylocentrotus purpuratus). Photo Credit: Katie Davis-Koehn

Photo Credit: Jenny Dugan

California sea lions (Zalophus californianus) swimming next to a coral reef.

Tufa towers at Mono Lake, California. Courtesy of Valentine Eastern Sierra Reserves

Spanish Shawl Nudibranch. Photo Credit: Brandon Doheny

Group of penguins in Antarctica. Photo Credit: Lydia Kapsenberg | Hofmann Lab

Photo Credit: Katie Davis-Koehn

Photo Credit: Katie Davis-Koehn

Hooded nudibranch (Melibe leonina), San Miguel Island. Photo Credit: Katie Davis-Koehn

Giant kelp forest populated by kelp fish. Photo Credit: Katie Davis-Koehn

Garibaldi (hypsypops rubicundus) swims through rocks. Photo Credit: Katie Davis Koehn

Eric Hessel. NOAA Shearwater Shipwreck Exploration. Photo Credit: Brandon Doheny

Fringehead blenny, Naples Reef. Photo Credit: Brandon Doheny

Spanish Shawl Nudibranch (Flabellina iodinea), Santa Cruz Island, Channel Islands National Park. Photo Credit: Chris Honeyman

Sheephead in a kelp forest. Photo Credit: Katie Davis Koehn

White smokers at champagne vent. Courtesy of U.S. NOAA

Photo Credit: Brandon Doheny

Santa Rosa Island Sunset. Courtesy of Santa Cruz Island Reserve

Cove at Santa Rosa Island, looking across at Santa Cruz Island and mainland. Photo Credit: Jenny Dugan

Santa Cruz Island. Photo Credit: Jenny Dugan

Santa Rosa Island Beach. Photo Credit: Jenny Dugan

Courtesy of Santa Cruz Island Reserve

Photo Credit: Jenny Dugan

Diving under the sea ice in Antarctica. Photo Credit: Umihiko Hoshijima

Seal swimming In a kelp forest. Photo Credit: Katie Davis-Koehn

Group of sea lions playing. Photo Credit: Katie Davis-Koehn

Rockhopper penguins. Photo Credit: Katie Davis-Koehn

Rockfish swimming In a kelp forest. Photo Credit: Katie Davis Koehn

Snapper (lutjanus bohar) swims with a school of convict tangs (Acanthurus triostegus), Palmyra atoll. Photo Credit: Katie Davis Koehn