Alex Mustard / Orange painted frogfish (Antennarius pictus) fishing. Here the frogfish is illuminated by a snooted strobe and the background sand lit with a red LED torch. Bitung, North Sulawesi, Indonesia. Lembeh S...

David Shale / Angler fish (Melanocetus murrayi) Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Angler fish (Melanocetus murrayi) Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Angler fish Melanocetus murrayi, Mid-Atlantic Ridge, North Atlantic Ocean

Norbert Wu / Humpback Anglerfish (Melanocetus johnsoni) deep sea species showing bioluminescent fishing pole attracts deep sea prey, California

Norbert Wu / Humpback Anglerfish (Melanocetus johnsoni) deep sea species showing fishing pole with bioluminescent lure used to attract prey

Norbert Wu / Humpback Anglerfish (Melanocetus johnsoni) deep sea species cleared and stained for show, bone (Red) and cartilage (Blue)

Norbert Wu / Humpback Anglerfish (Melanocetus johnsoni) deep sea species cleared and stained for show, bone (Red) and cartilage (Blue)

Magnus Lundgren / Monkfish (Lophius piscatorius) photographed at night, Saltstraumen, Bodö, Norway. Magnus

Linda Pitkin / Painted frogfish (Antennarius pictus) Lembeh Strait, North Sulawesi, Indonesia.

Alex Mustard / Portrait of a Giant frogfish (Antennarius commersoni) waiting in ambush hidden amongst sponges growing on a coral reef. Dauin Marine Protected Area, Dumaguete, Negros, Philippines. Bohol Sea, tropical...

Alex Mustard / Long exposure portait of an Orange painted frogfish (Antennarius pictus). Anilao, Batangas marine protected area, Luzon, Philippines. Verde Island Passages, Tropical West Pacific Ocean.

Alex Mustard / Painted frogfish (Antennarius pictus) hides amongst rope sponges on a coral reef. Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

Alex Mustard / RF - Portrait of an Orange painted frogfish (Antennarius pictus) on an orange sponge. North Sulawesi.

Alex Mustard / Giant frogfish (Antennarius commersoni). Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

Pascal Kobeh / Head of a Giant anglerfish / frogfish (Antennarius commersoni / commerson), Sulu sea, Philippines

Shane Gross / Giant frogfish / Commerson's frogfish (Antennarius commerson) Sombrero Island, Anilao, Philippines.

Pascal Kobeh / Painted frogfish / anglerfish (Antennarius pictus) Sulu Sea, Philippines.Small repro only

Alex Mustard / Diver with Yellow giant frogfish (Antennarius commersoni) on a coral reef. Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea. Model released.

Magnus Lundgren / Wild Wonders of China / Painted frogfish (Antennarius pictus) Basalt Island, Sai Kung District, Hong Kong, CHina.

Magnus Lundgren / Wild Wonders of China / Painted frogfish (Antennarius pictus) Basalt Island, Sai Kung District, Hong Kong, China.

David Fleetham / Commerson's frogfish (Antennarius commerson) camouflaged against coral on bow of Alma Jane wreck, diver in background. Off Sabang Beach, Puerto Galera, Mindoro, Philippines. April 2017. Model rele...

David Fleetham / Painted frogfish (Antennarius pictus) with first dorsal spine and lure extended to attract prey. Dumaguete, Philippines.

David Fleetham / Commerson's frogfish (Antennarius commerson) camouflaged against surroundings. Hawaii.

Alex Mustard / Giant / Commerson's frogfish (Antennarius commersoni) waiting to ambush prey. Amongst Crinoids and Sponges on coral reef. Nusa Kode, Rinca Island, Komodo National Park, Indonesia. South East Asia. Hor...

Franco Banfi / Painted anglerfish / frogfish (Antennarius pictus) next to coral, Pura Vida House Reef, Dumaguete, East Negros Island, Central Visayas, Philippines, Pacific Ocean.

Linda Pitkin / Painted frogfish (Antennarius pictus) Lembeh Strait, North Sulawesi, Indonesia

David Fleetham / Commerson's frogfish (Antennarius commersoni) pair, Maui, Hawaii.

Tony Wu / Commerson's frogfish (Antennarius commerson) sitting on a sponge concealed by sea fans, Shaw Thing, Eastern Fields of Papua New Guinea.

Tony Wu / Giant frogfish (Antennarius commersoni) silhouetted against sea surface from below, Ambon, Indonesia.

Tony Wu / Painted frogfish (Antennarius pictus) walking across the muck on fins, Ambon, Indonesia

Tony Wu / Painted frogfish (Antennarius pictus) in muck environment in Lembeh Strait, North Sulawesi, Indonesia.

Tony Wu / Painted frogfish (Antennarius pictus) eating another fish, Lembeh Strait, North Sulawesi, Indonesia

Tony Wu / Painted frogfish (Antennarius pictus) lying in wait for prey at night in Lembeh Strait, North Sulawesi, Indonesia.

Alex Mustard / Orange painted frogfish (Antennarius pictus) tries to attract prey using its esca (lure) Dauin, Dumaguete, Negros, Philippines. Bohol Sea, Pacific Ocean.

Alex Mustard / Painted frogfish (Antennarius pictus) courting pair - the smaller male nuzzles the swollen, egg-filled abdomen of the larger female, Anilao, Batangas, Luzon, Philippines. Verde Island Passages, Pacifi...

Pascal Kobeh / Painted frogfish (Antennarius pictus) Sulu Sea, Philippines

Pascal Kobeh / Painted frogfish (Antennarius pictus) Sulu Sea, Philippines

Pascal Kobeh / Painted frogfish (Antennarius pictus) in cream phase, Sulu Sea, Philippines

Georgette Douwma / Giant frogfish (Antennarius commerson) perched on sponge. Mabul, Malaysia.

Georgette Douwma / Giant frogfish (Antennarius commerson) perched on sponge. Mabul, Malaysia.

Franco Banfi / Giant frogfish (Antennarius commerson) Cocos Island National Park, Costa Rica, East Pacific Ocean

Solvin Zankl / Deep sea angler fish (Ceratias holboelli) specimen, from Atlantic Ocean near Iceland at a depth of 400m.

Pascal Kobeh / Giant anglerfish (Antennarius commerson) camouflaged on hard coral (Porites sp.) Mauritius, Indian Ocean.

Pascal Kobeh / Giant anglerfish or frogfish (Antennarius commerson) hiding behind sponge, Maldives, Indian Ocean.

Constantinos Petrinos / Giant anglerfish (Antennarius commerson) Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Giant anglerfish (Antennarius commerson) swimming awkwardly to its new ambush location, Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Giant anglerfish (Antennarius commerson) swimming awkwardly to its new ambush location, Lembeh Strait, North Sulawesi, Indonesia.