Doug Perrine / Lionfish {Pterois miles} with Seafan in foreground, Thailand

Chris Newbert / Common Lionfish (Pterois volitans), 70 feet deep, Solomon Islands

Chris Newbert / Soft Coral (Dendronephthya sp) schooling Pygmy Sweeper (Parapriacanthus ransonneti) and Lionfish (Pterois volitans)

Chris Newbert / Common Lionfish (Pterois volitans) swimming over coral reef, Red Sea

Chris Newbert / Common Lionfish (Pterois volitans) swimming over reef, 20 feet deep, Red Sea

Fred Bavendam / Common Lionfish (Pterois volitans) lurking among Feather Star Crinoids clinging to the lip of a large Barrel Sponge, Bali, Indonesia

Georgette Douwma / Lionfish (Pterois miles) swimming by shipwreck. Red Sea, Egypt

Birgitte Wilms / Zebra Lionfish (Dendrochirus zebra), Solomon Islands

Pete Oxford / Common Lionfish (Pterois volitans) on reef, Jardines de la Reina National Park, Cuba

Pete Oxford / Common Lionfish (Pterois volitans), Jardines de la Reina National Park, Cuba

Tim Laman / Gurnard Lionfish (Parapterois heterura) on a sandy seabed, Bali, Indonesia.

Fred Bavendam / Common Lionfish (Pterois volitans), Nusa Tengarra, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans), Bali, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans), Bali, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans), Milne Bay, Papua New Guinea

Fred Bavendam / Spotfin Lionfish (Pterois antennata), Kimbe Bay, Papua New Guinea

Fred Bavendam / Spotfin Lionfish (Pterois antennata) pair, Milne Bay, Papua New Guinea

Fred Bavendam / Zebra Lionfish (Dendrochirus zebra) pair, Lembeh Strait, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans), Milne Bay, Papua New Guinea

Fred Bavendam / Spotfin Lionfish (Pterois antennata) juvenile, Bali, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans) juvenile, Bali, Indonesia

Fred Bavendam / Spotfin Lionfish (Pterois antennata) juvenile, Bali, Indonesia

Jeff Rotman / Poisonous Lionfish (Pterois miles) portrait. Eygpt, Red Sea.

GEORGETTE DOUWMA / Lionfish (Pterois miles) Red Sea. Egypt.

Nature Production / Fire gobies / Fire Dartfish / Orange FireFish {Nemateleotris magnifica} Amami, Kagoshima, Japan

Juergen Freund / Red firefish Lionfish (Pterois volitans) Indo-Pacific

Chris Newbert / Common Lionfish (Pterois volitans) trio at 40 feet, Solomon Islands

Fred Bavendam / Common Lionfish (Pterois volitans) hunting among feather stars, Indonesia

Brent Hedges / Common lionfish displaying {Pterois volitans} Andaman Sea, Indo-pacific

Birgitte Wilms / Common Lionfish (Pterois volitans) 20 feet deep, Papua New Guinea

Chris Newbert / Common Lionfish (Pterois volitans) underwater among various corals, Kona, Hawaii

Chris Newbert / Common Lionfish (Pterois volitans) portrait, 30 feet deep, Solomon Islands

Chris Newbert / Common Lionfish (Pterois volitans) 40 feet deep, Solomon Islands

Birgitte Wilms / Common Lionfish (Pterois volitans) detail of patterns on skin, 30 feet deep, Solomon Islands

Birgitte Wilms / Common Lionfish (Pterois volitans) detail of eye, 40 feet deep, Solomon Islands

Chris Newbert / Common Lionfish (Pterois volitans) group surrounded by Sea Fans (Melithaea sp) 60 feet deep, Solomon Islands

Norbert Wu / Common Lionfish (Pterois volitans) hiding in Sea Fan, waiting to ambush Baitfish, Thailand

Norbert Wu / Common Lionfish (Pterois volitans) among Gorgonian Soft Corals, venomous, Sulawesi, Indonesia

Norbert Wu / Zebra Lionfish (Tilapia buttikoferi) venomous, Sulawesi, Indonesia

Norbert Wu / Common Lionfish (Pterois volitans) amid colorful Soft Corals, Sipidan Island, Borneo

Fred Bavendam / Zebra Lionfish (Dendrochirus zebra), Bali, Indonesia

Fred Bavendam / Common Lionfish (Pterois volitans) has bold stripes to warn predators of its venomous spines, Milne Bay, Papua New Guinea

Juergen Freund / Lionfish swimming in open water. Indo-Pacific

GEORGETTE DOUWMA / Lionfish swimming over wreck, Red Sea.

Juergen Freund / Lionfish off Christmas Island, Indian Ocean

Roberto Rinaldi / Red lion fish or red firefish (Pterois volitans), Layang Layang, Borneo, Malaysia.

Birgitte Wilms / Zebra Lionfish (Dendrochirus zebra), Papua New Guinea

Pete Oxford / Common Lionfish (Pterois volitans) on reef, Jardines de la Reina National Park, Cuba

Norbert Wu / Common Lionfish (Pterois volitans) portrait, Komodo Island, Indonesia

Norbert Wu / Common Lionfish (Pterois volitans) pair hunting amid school of baitfish hiding in black coral, Komodo Island, Indonesia

Flip Nicklin / Common Lionfish (Pterois volitans), native to Indonesia

Fred Bavendam / Blackfoot Firefish (Parapterois heterurus) on ocean floor, Bali, Indonesia