Shane Gross / Spotted scorpionfish (Scorpaena plumieri) camouflaged on a sponge, The Bahamas.

David Fleetham / Stone scorpionfish (Scorpaena plumieri mystes) camouflaged against surrounding reef. Galapagos Islands National Park, Isabela Island, Ecuador.

Linda Pitkin / Spotted scorpionfish (Scorpaena plumieri) Bonaire, Leeward Antilles, Caribbean.

Linda Pitkin / Spotted scorpionfish (Scorpaena plumieri), camouflaged on coral reef Bonaire, Leeward Antilles, Caribbean.

Pete Oxford / Spotted scorpionfish (Scorpaena plumieri) Lighthouse Reef Atoll, Belize.

Henley Spiers / Spotted scorpionfish (Scorpaena plumieri) resting on seabed surrounded by seagrass, Saint Lucia, Caribbean Sea.

David Fleetham / Spotted scorpionfish (Scorpaena plumieri) one of the largest and most common of the scorpionfishes in the Atlantic and Caribbean. Camouflaged against background on sea floor, off Singer Island, Atlant...

Alex Mustard / Diver swimming over a coral reef with Staghorn coral (Acropora cervicornis) with Blue chromis (Chromis cyanea) and Spotted scorpionfish (Scorpaena plumieri). East End, Grand Cayman, Cayman Islands, Br...