Erlend Haarberg / Subglacial volcanic eruption under the Eyjafjallajokull ice cap with ash plume from the volcano above, Iceland, April 2010

David Shale / Female Anglerfish fanfin seadevil (Caulophryne jordani) - Deep sea species from Atlantic Ocean, found at 700-3000m.

David Shale / Deep sea Anglerfish {Himantolophus sp} female with lure projecting from head to attract prey, Atlantic ocean. Anglerfish have small poorly developed eyes but detect movement and prey through a well de...

David Shale / Deep sea Anglerfish {Melanocoetus sp} female with lure projecting from head to attract prey. Atlantic ocean

Alex Mustard / Brandt's cormorant (Phalacrocorax penicillatus) hunts for a meal in a school of Pacific chub mackerel (Scomber japonicus) beneath an oil rig. Eureka Rig, Los Angeles, California, USA, September

Solvin Zankl / Flatfish (Bothidae sp) larva, Atlantic Ocean off Cape Verde. Captive.

Solvin Zankl / Common fangtooth (Anoplogaster cornuta) deep sea species from Atlantic Ocean close to Cape Verde. Captive.

Solvin Zankl / Common fangtooth (Anoplogaster cornuta) portrait, deep sea species from Atlantic Ocean off Cape Verde. Captive.

Doug Perrine / Pygmy shark (Euprotomicrus bispinatus) portrait, captive. Kona, Hawaii. Central Pacific Ocean.

Doug Perrine / Pygmy shark (Euprotomicrus bispinatus) portrait, captive. Kona, Hawaii. Central Pacific Ocean. Digitally manipulated image.

Jordi Chias / Angular roughshark (Oxynotus centrina) a deepsea species living at 80-300m depth, caught by fishermen and released, Costa Brava, Catalunya, Spain, Mediterranean Sea

Jordi Chias / Atolla jellyfish (Atolla wyvillei) with Gentoo penguin (Pygoscelis papua) in the background near the surface. Antarctic Peninsula. Finalist in the Underwater category of the Wildlife Photographer of t...

Solvin Zankl / Deepsea Viperfish (Chauliodus sloani) specimen from the North Atlantic near the North West of Spain, at a depth of 560-580m.

Solvin Zankl / Illuminated netdevil (Linophryne arboritera), female specimen, from deepsea Atlantic Ocean near Cape Verde at a depth of 1900m.

Solvin Zankl / Ribbon sawtail fish (Idiacanthus fasciola) from Atlantic Ocean, at a depth of 800-1000m.

Alex Mustard / World War II British motorbikes (Norton 16H) stacked up on the back of truck in the hold of wreck of HMS Thistlegorm, with soldierfish (Myripristis murdjan) swimming above. Sha'ab Ali, Sinai, Egypt. R...

Solvin Zankl / Dragonfish (Melanostomias melanops) - deep sea specimen from 2000m depth, nr Cape Verde Islands, North Atlantic

Solvin Zankl / Dragonfish (Melanostomias melanops) - deep sea specimen from 2000m depth, nr Cape Verde Islands, North Atlantic

Solvin Zankl / Dragonfish (Melanostomias biseriatus), deepsea specimen from 2000m depth, nr Cape Verde Islands, North Atlantic

Solvin Zankl / Deepsea Blackdevil fish (Melanocetus murrayi) female anglerfish specimen.

Solvin Zankl / Viperfish (Chauliodus sloani) - deep sea specimen from Portugal

Solvin Zankl / Lanternfish (Lepidophanes guentheri) - deepsea species showing bioluminescence.

Todd Mintz / Iceberg dive, diver next to ice floe, Pond Inlet, Baffin Island, Nunavut, Canada, June

Jeff Rotman / Looking down on the shipwreck of the small freighter 'Ora Verde' that sank in 1980, Grand Cayman Island, Caribbean Sea Model released.

Solvin Zankl / Black Dragonfish (Malacosteus niger)

David Shale / Deep sea fish (Winteria telescopa) with forward pointing tubular eyes.

Claudio Contreras / Great white shark (Carcharodon carcharias) passing divers cage, Guadalupe Island Biosphere Reserve, off the coast of Baja California, Mexico, Pacific ocean, September

Jeff Rotman / Shark handler wearing chain mail suit feeding Caribbean Reef shark (Carcharhinus perezi) Bahamas, Caribbean Sea. Model release Model released.

David Shale / Midwater Bristlemouth fish {Sigmops elongatum} night, 188 - 507m, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Head-on view of Spothead lanternfish {Diaphus metopocampus} from between 500 and 800m, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Head-on view of Spothead lanternfish {Diaphus metopocampus} from between 500 and 800m, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Deepsea Narrow-necked oceanic eel {Derichthys serpentinus} from between 188 and 507m in the Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Fangtooth (Anoplogaster cornuta) portrait, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Deepsea Dragonfish {Eustomias monodactylus} with bioluminescent lure, from between 498 and 805m, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Greater silver hatchet fish (Argyropelecus gigas) Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Lizard fish (Bathysaurus ferox) head portrait, from 2750m / 9022ft, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Bigeye smooth-head (Bajacalifornia megalops) head portrait, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Viper fish {Chauliodus sloani}, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Lancetfish {Alepisaurus brevirostris} from Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Head of Lancetfish {Alepisaurus brevirostris} from Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Juvenile Searsid {Maulisia sp}, Mid-Atlantic Ridge, North Atlantic Ocean

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

David Shale / Juvenile Searsid {Maulisia sp}, Mid-Atlantic Ridge, North Atlantic Ocean

David Shale / Snail fish {Careproctus sp} 0 - 1387m, Mid-Atlantic Ridge, North Atlantic Ocean

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

David Shale / Angler fish {Linophryne sp} from the Mid-Atlantic Ridge, North Atlantic Ocean

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

Georgette Douwma / Big-eye or Goggle-eye (Priacanthus hamrur) on wreck. Note colour change from deep red to silver. Egypt, Red Sea

Solvin Zankl / Deepsea smelt {Bathylagus antarcticus}, found in all the southern oceans as far south as Antarctica, from the surface to depths of 4,000 m, Atlantic ocean

Solvin Zankl / Deep Sea Viperfish {Chauliodus sloani} with chromatophores and bioluminescence, Atlantic ocean

Solvin Zankl / Murrays abyssal anglerfish (Melanocetus murrayi) Atlantic ocean. A deep-sea fish with bioluminescent lure used to attract prey. The bioluminescence is produced by symbiotic bacteria; these bacteria ar...

Solvin Zankl / Scaleless black dragonfish (Melanostomias biseriatus) showing lure, Atlantic ocean

David Shale / Deep sea Anglerfish female with lure (Melanocoetus johnsoni) Atlantic Ocean

Chris Newbert / Blue Sea Star (Linckia laevigata) and schooling baitfish, 20 feet deep, Papua New Guinea

Chris Newbert / Bigeye Trevally (Caranx sexfasciatus) school, 40 feet deep, Solomon Islands

Chris Newbert / Blackfinned Clownfish (Amphiprion percula) in a Magnificent Sea Anemone (Heteractis magnifica) 40 feet deep, Solomon Islands

David Shale / Fangtooth, bathypelagic fish (Anoplogaster cornuta), deep sea Atlantic ocean

David Shale / Bathypelagic Lizard fish (Bathysaurus ferox), deep sea Atlantic ocean

David Shale / Deepsea fish, Oreo (Neocyttus sp), deep sea Atlantic ocean

David Shale / Deepsea Snipe eel (Nemichthys sp), Feeds on decapods., deep sea Atlantic ocean

David Shale / Bathypelagic Lizard fish (Bathysaurus ferox), deep sea Atlantic ocean

David Shale / Smallspine spookfish (Harriotta haeckeli), a Rabbitfish / Chimaera, deep sea Atlantic ocean,

David Shale / Deepsea Snipe eel (Nemichthys sp), deep sea Atlantic ocean

David Shale / Deepsea fish {Stomias boa} with lure and light organs, deep sea Atlantic ocean

DOC WHITE / Pelican / Umbrella-mouth gulper eel {Eurypharynx pelecanoides} specimen from deep sea

Chris Newbert / Scarlet Cleaner Shrimp (Lysmata amboinensis) pair cleaning a Moray Eel (Gymnothorax ocellatus) 80 feet deep, Solomon Islands

Chris Newbert / Freckle Face Blenny (Istiblennius chrysospilos) in burrow, five feet deep, Solomon Islands

Birgitte Wilms / Blackfinned Clownfish (Amphiprion percula) in bleached Magnificent Sea Anemone (Heteractis magnifica) host, 30 feet deep, Papua New Guinea

Chris Newbert / Blackfin Barracuda (Sphyraena qenie) in a spiraling school at 70 feet deep, Solomon Islands

Chris Newbert / Yellow-striped Cardinalfish (Apogon cyanosoma) male with eggs in mouth, 40 feet deep, Solomon Islands

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

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) playing with schooling Black-striped Salema (Xenocys jessiae), 30 feet deep, Galapagos Islands, Ecuador

Chris Newbert / Bigeye Trevally (Caranx sexfasciatus) schooling, 30 feet deep, Solomon Islands

Chris Newbert / Pink Anemonefish (Amphiprion perideraion) in Magnificent Sea Anemone (Heteractis magnifica) the fish will bite the Anemone causing it to ball-up so the fish can lay or tend to their eggs at the foot o...

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

Norbert Wu / Devil Angler (Linophryne indica) fish, deep sea species showing large female with dwarf male attached

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

Chris Newbert / Reef scenic, many species of Soft Coral and Basslet (Pseudanthias sp) school, 50 feet deep Solomon Islands

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

Chris Newbert / Elephant Ear Sponge (Ianthella basta) and schooling Barracuda (Sphyraena genie) in background, 110 feet deep, Solomon Islands

Birgitte Wilms / Blackfinned Clownfish (Amphiprion percula) in bleached Sea Anemone host, 30 feet deep, Solomon Islands

Chris Newbert / Bigeye Trevally (Caranx sexfasciatus) school, 40 feet deep, Solomon Islands

Chris Newbert / Chevron Barracuda (Sphyraena putnamiae) spiraling school, 60 feet deep, Solomon Islands

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) playing in a school of Black-striped Salema (Xenocys jessiae) 20 feet deep, Galapagos Islands, Ecuador

Norbert Wu / Lavenberg's Gulper-eel (Saccopharynx lavenbergi) deep sea species with hinged mouth swings wide open to accommodate large prey, deep sea, Guadalupe Island

Norbert Wu / Viperfish (Chauliodus sp) attacking Mysids, luring prey with photophores, deep sea

Norbert Wu / Viperfish (Chauliodus sloani) light organs in mouth and all along body, southeastern Pacific, deep sea

Norbert Wu / Australian Ghost Shark (Callorhinchus milii) trunk-like snout detects prey in sea bottom, primitive fish relative to sharks, lives in the deep sea, New Zealand

Norbert Wu / Spotted Ratfish (Hydrolagus colliei) deep sea fish, Monterey, California

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

Norbert Wu / Slender Hatchetfish (Argyropelecus affinis) deep sea, San Clemente Basin, California

Norbert Wu / Fangtooth (Anoplogaster cornuta) has bony, hard body, unlike most deep sea fish, San Diego, California

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

Norbert Wu / Big-mouth Gulper (Eurypharynx pelecanoides) deep sea species with hinged mouth swings wide open to accommodate large prey, San Diego, California

Norbert Wu / Fangtooth (Anoplogaster cornuta) has bony, hard body, unlike most deep sea fish, Eastern Pacific

Norbert Wu / Devil Angler (Linophryne sp) deep sea species larvae with large yolky egg which is a deep sea reproductive strategy, Celebes Sea

Norbert Wu / Cosmopolitan Whipnose (Gigantactis vanhoeffeni) a deep sea anglerfish with long fishing pole using bioluminescent lure attracts prey