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Endemic to New Zealand, the Longfin Eel (Anguilla dieffenbachii) is the largest freshwater eel in New Zealand and the only endemic species.
Eggs of a frog
Asian swamp eel Monopterus albus isolated on white background
Colorful Coral Reef Teeming with Exotic Fish. Lively and colorful coral reef in a vibrant underwater world. Diverse array of tropical fish swimming freely in their aquatic environment, creating a mesmerizing scene for nature and animal enthusiasts alike.
Duck takes risk swimming among New Zealand Long fin eel gathering in stream writhing and slimy.
These garden eels are hovering over the sandy bottom of their aquarium.
Ancistrus dolichopterus, one of the Ancistrus species called the bushymouth catfish, is a species of armored catfish native to Brazil. It is found in middle Amazon basin and in the basins of the Rio Negro, the lower Trombetas, the Tefé, the Madeira and the Tapajós Rivers.
China Rockfish, Sebastes nebulosus, Monterey, California;  Osteichthyes; Scorpaeniformes; Scorpiaenidae
couple of Fish Ancistrus - Catfish in a home freshwater aquarium with a green Anubias plants
The Atlantic wolffish (Anarhichas lupus), also known as the seawolf, Atlantic catfish, ocean catfish, devil fish, wolf eel (the common name for its Pacific relative), or sea cat, is a marine fish, the largest of the wolffish family Anarhichadidae.
The eel on the bottom of the Krka River in Croatia
titan triggerfish
Close Up of Shortfin eel ,Anguilla bicolor isolated on white background
Axolotl. Mexican walking fish. Ambystoma mexicanum
Brown moray eel isolated on white background
Swell shark, Cephaloscyllium ventriosum, from central California to the Gulf of California
European eel in a river Anguilla anguilla
Latticed Sandperch Parapercis clathrata occurs in the tropical Indo-West Pacific from India and Sri Lanka to Tonga, from the Ryukyu Islands and the Great Barrier Reef to the Marshall Islands and Samoa in a depth range from 3-50m, max. length 24cm. \nThis is a male specimen: only males develop a conspicuous ocellus on each side of the nape. Young are best identified by the patch of small spots on the cheek that usually remains evident in adults. \nTriton Bay, Kaimana Regency, Indonesia, 3°55'0.49S 134° 6'4.85E at 17m depth
New Zealand Long fin eel gathering in stream writhing and slimy.
Wolf-eel
Close-up photo of leopard slug, also known as Limax Maximus. High resolution photo. Full depth of field.
Electric eel
Callionymus neptunius, commonly known as the Neptune dragonet, is a species of marine fish belonging to the family Callionymidae. The Neptune dragonet is a small-sized fish, typically measuring around 8-10 centimeters in length. It has a slender body with a unique coloration pattern consisting of vibrant shades of blue, orange, and yellow. This species is known for its intricate fin structure and its ability to display complex courtship rituals, making it a fascinating and sought-after aquarium species among fish enthusiasts.
Aquatic (fresh water) nematode living in pond water among cyanobacteria. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Common Eel or European Eel, anguilla anguilla, Adult buried in the ground
Zebra Moray, Gymnomuraena zebra,  from southern Baja California, Mexico,
Fangtooth Moray or Tiger Moray, Enchelycore anatina, in Tenerife, Spain.
Scuba diving, Sea life. Underwater scene with coral and  fish, Giant moray. Scuba diver point of view.
The spotted garden eel (Heteroconger hassi) is a heteroconger belonging to the family Congridae.
A clump of Geranium sanguineum aka Bloody Cranesbill, in a garden.
Free Images: "bestof:Notacanthus chemnitzii.jpg Snubnosed Spiny Eel Notacanthus chemnitzii From plate 50 of Oceanic Ichthyology by G Brown Goode and Tarleton H Bean published 1896"
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