Shane Gross / Invasive Lionfish (Pterois volitans) which have taken over and are wiping out native fish in the Atlantic ocean. The highest densities are in the northern gulf of Mexico. Destin, Florida, USA.

Shane Gross / Queen conch (Lobatus gigas) laying eggs in the Exuma Cays Land and Sea Park, Exuma, Bahamas.

Shane Gross / Nurse sharks (Ginglymostoma cirratum) two in a courtship dance at sunrise in a mangrove area near Eleuthera, Bahamas.

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

Shane Gross / Cuban crocodile (Crocodylus rhombifer) in a cenote in Cienaga de Zapata National Park. Cuba. Critically endangered species.

Shane Gross / Cuban crocodile (Crocodylus rhombifer) in a cenote in Cienaga de Zapata National Park. Cuba. Critically endangered species.

Shane Gross / Lionfish derby, a competition to catch invasive Lionfish (Pterois volitans). One team caught 466 lionfish in a single day during the Green Turtle Cay, Bahamas, June 2016

Shane Gross / Lionfish (Pterois volitans) caught in a Lionfish derby, a competition to catch invasive Lionfish (Pterois volitans). One team caught 466 lionfish in a single day during the Green Turtle Cay, Bahamas,...

Shane Gross / Scuba diver feeds an invasive lionfish (Pterois volitans) to a Caribbean reef shark (Carcharhinus perezi) off Grand Bahama Island, Bahamas. It was once thought that if the sharks learned that lionfish...

Shane Gross / Scuba diver feeds an invasive lionfish (Pterois volitans) to a Caribbean reef shark (Carcharhinus perezi) off Grand Bahama Island, Bahamas. It was once thought that if the sharks learned that lionfish...

Shane Gross / Scuba diver spears and invasive lionfish (Pterois volitans) off Grand Bahama Island, Bahamas. Spearing is illegal in The Bahamas, however, a special exemption was made for lionfish.

Shane Gross / An invasive lionfish (Pterois volitans) is fed to a Caribbean reef shark (Carcharhinus perezi) off Grand Bahama Island, Bahamas. It was once thought sharks could be trianed to feed on lionfish by feed...

Shane Gross / A scuba diver spears an invasive lionfish (Pterois volitans) off Grand Bahama Island, Bahamas. Spearing is illegal in The Bahamas, however, a special exemption was made for lionfish.

Shane Gross / Sign for Lionfish drop off. Local fisherman are paid to catch invasive lionfish (Pterois volitans) in the Caribbean to help reduce their numbers and, in turn, help the reefs. Image made on Eleuthera,...

Shane Gross / Mural painted on the side of a small grocery store on Eleuthera Island, Bahamas depicting how the fate of the Bahamian fishery is tied closely to that of the invasive lionfish (Pterois volitans). Eleu...

Shane Gross / Woman wearing a Lionfish (Pterois volitans) necklace in The Bahamas. The species is invasive and fisherman are encouraged to cull them.

Shane Gross / Jewelry made from the tails of invasive lionfish (Pterois volitans) Eleuthera, Bahamas.

Shane Gross / Invasive lionfish (Pterois volitans) in a lab tank to be studied by researchers. Bahamas, September 2015.

Shane Gross / The tails of invasive lionfish (Pterois volitans) dry on a cutting board. The tails will be made into jewelry. Image made on Eleuthera, Bahamas.

Shane Gross / Massive pile of Queen conch (Lobatus gigas) shells, called a midden, in the water of Eleuthera, Bahamas.

Shane Gross / An invasive Lionfish (Pterois volitans) and tourist snorkelers, The Bahamas.

Shane Gross / Chef preparing plate of lionfish, this invasive species is said to taste like snapper. North Florida, USA, February.

Shane Gross / Invasive Lionfish (Pterois volitans) which have taken over and are wiping out native fish in the Atlantic ocean. The highest densities are in the northern gulf of Mexico. Destin, Florida, USA.

Shane Gross / Invasive lionfish (Pterois volitans) on the end of a spear. Florida, USA. February 2018. In order to keep their numbers low, scuba divers and snorkellers are encouraged to spear as many as possible.

Shane Gross / An invasive lionfish (Pterois volitans) hunting at night off Eleuthera Island, Bahamas.

Shane Gross / Lionfish (Pterois volitans) over coral at night in The Bahamas. Invasive species.

Shane Gross / Lionfish (Pterois volitans) over coral in The Bahamas. Invasive species.

Shane Gross / Invasive Lionfish (Pterois volitans) is caught as part of an effort to help coral reefs adapt to this new predator. Abaco, Bahamas.

Shane Gross / A small aggreggation of queen conch (Lobatus gigas) off Cat Island, Bahamas

Shane Gross / A pearl from a queen conch (Lobatus gigas) in the hand of a conch fisherman on Harbour Island, Bahamas.

Shane Gross / Common octopus (Octopus vulgaris) feeding on a queen conch (Lobatus gigas) in The Bahamas.

Shane Gross / Caribbean hermit crab (Coenobita clypeatus) using an empty conch shell for protection and housing. Eleuthera, Bahamas.

Shane Gross / Queen conch (Lobatus gigas) using single foot to walk along the seabed. The Bahamas.

Shane Gross / Pickup truck is used to transport a large catch of Queen conch (Lobatus gigas). The fisherman will then crack them out of their shells in the parking lot where they are will be sold to tourists and lo...

Shane Gross / Queen conch (Lobatus gigas) harvested by fisherman, The Bahamas.

Shane Gross / Massive pile of queen conch (Lobatus gigas) shells, called a midden, in The Bahamas.

Shane Gross / Queen conch (Lobatus gigas) moving along the ocean floor with Caribbean reef sharks (Carcharhinus perezi) in the background. Image made off Grand Bahama Island, Bahamas.

Shane Gross / Queen conch (Lobatus gigas) feeding on the algae growing on seagrass (Thalassia testudinum) Exuma, Bahamas

Shane Gross / Queen conch (Lobatus gigas) laying eggs in the Exuma Cays Land and Sea Park, Exuma, Bahamas.

Shane Gross / Nurse shark (Ginglymostoma cirratum) male biting onto the pectoral fin of a female whilst mating, Eleuthera, Bahamas.

Shane Gross / Nurse shark (Ginglymostoma cirratum) male biting onto the pectoral fin of a female whilst mating, Eleuthera, Bahamas.

Shane Gross / Nurse sharks (Ginglymostoma cirratum) ready to mate. Showing male claspers, which are used to channel semen into the female during mating, Eleuthera, Bahamas.

Shane Gross / Nurse sharks (Ginglymostoma cirratum) ready to mate. Showing male claspers, which are used to channel semen into the female during mating, Eleuthera, Bahamas.

Shane Gross / Nurse shark (Ginglymostoma cirratum) two males bite onto the pectoral fins of a larger female while trying to mate with her, Eleuthera, Bahamas

Shane Gross / Nurse shark (Ginglymostoma cirratum) male biting onto the pectoral fin of a female whilst mating, Eleuthera, Bahamas.

Shane Gross / Nurse shark (Ginglymostoma cirratum) male biting onto the pectoral fin of a female whilst mating, Eleuthera, Bahamas.