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A Japanese lamprey eel - yatsume unagi or eight-eyed eel, grabs onto bedrock with its mouth
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.
View from above of a trout suspended in a stream.  Small stream in Sequoia National Park, California.
Zig-zag eel fish isolated on white background, Mastacembelus armatus
Electric eel
Duck takes risk swimming among New Zealand Long fin eel gathering in stream writhing and slimy.
sturgeoniat
Close up view of electricus electrophorus or electric eel or knifefish inside thick glass aquarium in Malang, Indonesia.
Red tailed catfish
River lamprey on a white background
School of Fish Swimming near Coral
Sea lampreys are considered a pest in the Great Lakes region. The species is native to the inland Finger Lakes and Lake Champlain in New York and Vermont.
The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
Close-up portrait of Moray with open mouth peeks out of its hiding place. Yellow-mouthed Moray Eel (Gymnothorax nudivomer) Red Sea, Egypt
Trout Fish Caught in Net - View of fish caught in fishing net after being caught fly fishing. Catch and release ethics.
Unique ancient lungfish, surviving from the Jurassic period. Lives in reservoirs with stagnant water, often drying up and overgrown with aquatic vegetation. In the dry season digs in the ground \
Pacific herring swimming in the aquarium
Linin name of the shrub is \
Underwater large arapaima
Big Electric Eel Knife Fish in the South China Sea captured
Aquatic (fresh water) nematode living in pond water among cyanobacteria. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Arapaima gigas, one of the largest fish living in the Amazon
Sardina pilchardus swimming underwater
Otocinclus affinis in aquarium - one of the smallest known suckermouth catfish, often called a 'dwarf oto'
Swell shark, Cephaloscyllium ventriosum, from central California to the Gulf of California
River lamprey - isolated on a white background
Aquarium tropical fish: otocinclus
Sea lampreys are considered a pest in the Great Lakes region. The species is native to the inland Finger Lakes and Lake Champlain in New York and Vermont.
Banded Sea Snake Laticauda colubrina on a outer reef swimming to surface, looking for fresh water. Sea Snakes need to drink fresh water and regularly come onto land for that purpose. \nThe Banded Sea Snake Laticauda colubrina occurs in tropical Indo-Pacific. \nMales maximum length 88 cm, females 142 cm. \nThe Banded Sea Snake is often seen in large numbers in the company of hunting parties of giant trevally (Caranx ignobilis) and goatfish. Their cooperative hunting technique is similar to that of the moray eel, with the Snakes flushing out prey from narrow crevices and holes. \nTriton Bay, Kaimana Regency, West Papua Province, Indonesia, \n3°55'0.7321 S 134°6'7.7298 E
Free Images: "bestof:Lamprey (petromyzon marinus).jpeg Lamprey petromyzon marinus Subject Lampreys Petromyzon Tag Fish 1868 Cite book Ocean World Being a Descriptive History of the"
Sea lamprey petromyzon marinus.jpg
Sea lamprey invasive animal petromyzon marinus.jpg
Sea lamprey mouth close up.jpg
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Pieter_Brueghel_the_Elder_-_The_Dutch_Proverbs_-_Google_Art_Project.jpg
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N.Gogol by F.Moller (1840, Tretyakov gallery).jpg
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Polish_cavalry_in_Sochaczew_1939.jpg
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