Doug Perrine / RF- Atlantic sailfish (Istiophorus albicans) attacking bait ball of Spanish sardines (Sardinella aurita) near Yucatan Peninsula, Mexico, Caribbean Sea. (This image may be licensed either as rights man...
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Pete Oxford / Whale Shark (Rhincodon typus) swimming with other tropical fish, note satellite tag to right of dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Flip Nicklin / Queen Triggerfish (Balistes vetula) portrait off of Manualita Island on the west side of Cocos Island, Costa Rica
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Fred Bavendam / Diagonal-banded Sweetlips (Plectorhinchus lineatus) school underwater, Great Barrier Reef, Queensland, Australia
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Fred Bavendam / Yellowfin Goatfish (Mulloides vanicolensis) often gather in large schools during the day and disperse at night to feed, Great Barrier Reef, Queensland, Australia
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Fred Bavendam / Yellowfin Goatfish (Mulloides vanicolensis) often gather in large schools during the day but disperse at night to feed, Great Barrier Reef, Queensland, Australia
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Norbert Wu / One-fin Flashlight Fish (Photoblepharon palpebratum) light organ under eye used in mating and attracting prey, Grand Comore Island, Indian Ocean
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Norbert Wu / Flying Fish (Exocoetidae) uses large pectoral fins to glide through the air, Saba Island, Dutch Antilles
Jeff Rotman / Close-up of High-Fin Snake Eel (Ophichthus altipennis). Lembeh Strait, Sulawesi, Celebes Sea, Indonesia
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Doug Perrine / Reef manta ray (Manta alfredi formerly Manta birostris) with shark bite out of pectoral fin, among group feeding on plankton, Hanifaru Bay, Baa Atoll, Maldives, Indian Ocean, October
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Sergey Gorshkov / Sockeye Salmon (Oncorhynchus nerka) doral fins of group swimming upstream, Kamchatka, Russia
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Fred Bavendam / Titan Triggerfish (Balistoides viridescens) male attacking the fin of a diver who has come to close to its nest, Bali, Indonesia
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Fred Bavendam / Orange-fin Anemonefish (Amphiprion chrysopterus) in anemone tentacles, Coral Sea, Australia
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Fred Bavendam / Orange-fin Anemonefish (Amphiprion chrysopterus) pair watching over eggs laid at base of sea anemone, Fiji
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Fred Bavendam / Spotted Handfish (Brachionichthys hirsutus) showing modified pectoral fins used for walking, Tasmania, Australia
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Fred Bavendam / Handfish (Brachionichthys sp) guarding clutch of eggs showing modified pectoral fins used for walking, Tasman Peninsula, Australia
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Fred Bavendam / Handfish (Brachionichthys sp) showing modified pectoral fins used for walking, Tasman Peninsula, Australia
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Fred Bavendam / Red Handfish (Brachionichthys politus) showing modified pectoral fins used for walking, Tasman Peninsula, Australia
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Mike Parry / Silver-tip Shark (Carcharhinus albimarginatus) swimming over coral reef, Bismarck Sea, Papua New Guinea
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Stephen Belcher / Great White Shark (Carcharodon carcharias) swimming at the surface, Seal Island, False Bay, South Africa
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Stephen Belcher / Great White Shark (Carcharodon carcharias) swimming at the surface, Seal Island, False Bay, South Africa
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Fred Bavendam / Common Searobin (Prionotus carolinus) pair showing hand-line pectoral fins, Rockport, Maine
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Fred Bavendam / Oriental Flying Gurnard (Dactyloptena orientalis) swimming over ocean bottom with fins outstretched to confuse predators, Milne Bay, Papua New Guinea
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Fred Bavendam / Grey Reef Shark (Carcharhinus amblyrhynchos) dead after its fins were cut off for shark fin soup, Thailand
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Fred Bavendam / Whale Shark (Rhincodon typus) fin with propeller caused scars, Ningaloo Reef, Australia
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Chris Newbert / Scorpionfish (Scorpaenopsis sp) pectoral fin detail, Indonesia
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Doug Perrine / RF- Atlantic sailfish (Istiophorus albicans) hunting sardines, off Yucatan Peninsula, Mexico, Caribbean Sea. (This image may be licensed either as rights managed or royalty free.)
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Pete Oxford / Smooth Hammerhead Shark (Sphyrna zygaena) juveniles in the area's largest fish market for artisanal fishermen, Santa Rosa Fishing Village, Santa Elena Peninsula, Ecuador
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Pete Oxford / Shortfin Mako (Isurus oxyrhynchus) and Smooth Hammerhead Shark (Sphyrna zygaena) in the area's largest fish market for artisanal fishermen, Santa Rosa Fishing Village, Santa Elena Peninsula, Ecuador
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Pete Oxford / Scalloped Hammerhead Shark (Sphyrna lewini) being released after researchers attached a satellite tag to its dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Pete Oxford / Scalloped Hammerhead Shark (Sphyrna lewini) released after it had a satellite tag attached to its dorsal fin by researchers, Wolf Island, Galapagos Islands, Ecuador
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Pete Oxford / Scalloped Hammerhead Shark (Sphyrna lewini) tag placed on dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Pete Oxford / Scalloped Hammerhead Shark (Sphyrna lewini) tag on dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Pete Oxford / Scalloped Hammerhead Shark (Sphyrna lewini) tag placed on dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Pete Oxford / Whale Shark (Rhincodon typus) dorsal fin, Wolf Island, Galapagos Islands, Ecuador
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Thomas Marent / Mudskipper (Periophthalmus sp) on land displaying erect dorsal fin, Bako National Park, Sarawak, Borneo, Malaysia
Chris Newbert / Candeloma Parrotfish (Hipposcarus harid) detail of pectoral fin of sleeping fish, Red Sea, Egypt
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Flip Nicklin / Shark fishing, several dead sharks aboard boat, fisherman cutting fin, Costa Rica
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Fred Bavendam / Diagonal-banded Sweetlips (Plectorhinchus lineatus) portrait, Great Barrier Reef, Queensland, Australia
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Fred Bavendam / Yellowfin Goatfish (Mulloides vanicolensis) school near coral reef observed by scuba diver, often gather in large schools during the day and disperse at night to feed, Great Barrier Reef, Queensland,...
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Norbert Wu / Shark fins drying in the sun, used in shark fin soup, sharks are threatened by over fishing to supply high demand for fins and flesh, Baja California, Mexico
Norbert Wu / Shortfin Mako (Isurus oxyrhynchus) fast and aggressive, copepod parasites trailing from dorsal fin, San Diego, California
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Norbert Wu / Flying Fish (Exocoetidae) small with one set of wings
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Norbert Wu / One-fin Flashlight Fish (Photoblepharon palpebratum) light organ under eye used in mating and attracting prey, Grand Comore Island, Indian Ocean
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Norbert Wu / Flying Gurnard (Dactylopterus volitans) unfolds large wings to confuse and threaten predators, Saba Island, Netherlands Antilles, Caribbean
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Fred Bavendam / Silver-tip Shark (Carcharhinus albimarginatus) portrait, Cocos Island, Costa Rica
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Fred Bavendam / Silver-tip Shark (Carcharhinus albimarginatus) portrait, Cocos Island, Costa Rica
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Fred Bavendam / Silver-tip Shark (Carcharhinus albimarginatus) portrait, Cocos Island, Costa Rica
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Norbert Wu / Zebra Lionfish (Tilapia buttikoferi) venomous, Sulawesi, Indonesia
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Norbert Wu / Tripodfish (Bathypterois grallator) uses its long fin rays as landing gear, springs across ocean floor bottom like a cricket
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Fred Bavendam / White-bonnet Anemonefish (Amphiprion leucokranos) and an Orange-fin Anemonefish (Amphiprion chrysopterus) occupying the same sea anemone, Milne Bay, Papua New Guinea
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Fred Bavendam / Orange-fin Anemonefish (Amphiprion chrysopterus) pair with Sea Anemone, Milne Bay, Papua New Guinea
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Richard Herrmann / Atlantic Bluefin Tuna (Thunnus thynnus) tail, Mediterranean Sea of the coast of Turkey
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Flip Nicklin / Blue Whale (Balaenoptera musculus) with remoras attached to dorsal fin, Mexico
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Chris Newbert / Blue-barred Parrotfish (Scarus ghobban) tail detail, Red Sea, Egypt