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A West Indian manatee shows the terrible and numerous scars caused by being hit by boat engine propellers. This is a large cause for the endangered species status of this gentle marine mammal. Shot at the intercoastal waters of the Indian River in New Smyrna Beach, Florida, United States.
Platypus - Ornithorhynchus anatinus, duck-billed platypus, semiaquatic egg-laying mammal endemic to eastern Australia, including Tasmania. Strange water marsupial with duck beak and flat fin tail.
Atlantic Halibut
Swimming slowly, a large white sturgeon and salmon cruise the water in the Bonneville Fish Hatchery and Sturgeon Center along Oregon’s Columbia River.
The common sole, Dover sole, or Black sole (Solea solea) is a species of flatfish in the family Soleidae. Sole fish on white background.
Aquatic (fresh water) nematode living in pond water among cyanobacteria. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Curious eurasian otter (Lutra lutra) looking up in a stream.
Red tailed catfish in aquarium. (Phractocephalus hemioliopterus). Freshwater fish
Close-up image showing the head of an adult nile crocodile basking at Serengeti National Park, Tanzania
Western Grebe (Aechmophorus occidentalis) swimming on lake in central Colorado, USA, North America
Freshwater bream fish isolated on natural underwater background
Crocodile head in the water
Atlantic cod (Gadus morhua). Marine fish.
A stingray swims by the rocks in a marine harbour. Taken from overhead.
Fish bred in captivity to extract caviar and other products in Loja, Spain.
a snake searches for food along the gulf coast of Texas
Macro close up of a long nose gar fish scales.
Curious eurasian otter (Lutra lutra) looking up.
Beluga sturgeon or Huso huso swimming alone
An alligator profile.
An intriguing closeup shot of a vibrant freshwater fish that captures and showcases its stunning detailed features
Head of sturgeon fish (sturgeon)
Alligator gar fish in the aquarium
Adult Cayman alligator under the water
The Green-backed Heron is a shy species and is often overlooked as it sits quietly in the vegetation. They do most of their hunting during the day. They feed on a variety of animals that can be found in or near the water. These include fish, frogs, insects, small reptiles and spiders.
an eel searches for food on the Los Llanos region of Colombia
Background, texture of sturgeon fish in the water. Live sturgeon fish swim in the water. The fish is grown on the farm.
Female manatee and calf near Titusville, Florida
Arapaima, Pirarucu, endangered fish from Amazon river. Sudis gigas
A monitor lizard (Varanus) seen at MacRitchie Reservoir.  McRitchie Nature Reserve. Singapore.
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