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Dorsal fin of a perch, back light, toned image
Pseudotropheus johannii or the bluegray mbuna. Isolated in black
European perch (Perca fluviatilis) swimming in water of natural habitat. Freshwater fish swimming. Wildlife scene of nature in Europe.
Pacific herring swimming in the aquarium
gurnard fish
Adult female Rufous-necked hornbill, uprisen angle view, side shot, in the morning perching on the branch of tropical tree in tropical moist montane forest, national park in high mountain. northern Thailand.
True Parrot Cichlid (Hoplarchus psittacus) - Freshwater Fish
Cichlidae
Catfish, pseudacanthicus sp, Adult
The three-spined stickleback (Gasterosteus aculeatus)
Danio fish. Aquarium macro closeup background.
Pacific halibut swims in the aquarium
Fresh mackerel fish isolated on the white background. Close-up view of raw fresh healthy mackerel fish isolated on white. Scomber scrombrus over white background.
Vibrant betta fish swimming.
Brazilian Flounder (Paralichthys brasiliensis) - Marine fish
Cleaner fish in an aquarium or a fish tank.
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.
The Flaming Prawn Goby is the ultimate nano fish; it has a small white body only around one inch full grown. This rarity is an interesting specimen with its flickering red pectoral fins and retractable  pointed dorsal fin. The tail fins have reddish splotched patterns that catch the eye.
Dwarf cichlid male of Apistogramma Panduro
Zebrafish in aquarium
Go Green – Sustainable Resources – Green Building, digital composing
The cardinal tetra (Paracheirodon axelrodi) is a freshwater fish of the characin family (family Characidae) of order Characiformes. It is native to the upper Orinoco and Negro Rivers in South America. Growing to about 3 cm (1.2 in) total length, the cardinal tetra has the striking iridescent blue line characteristic of the genus Paracheirodon laterally bisecting the fish, with the body below this line being vivid red in color, hence the name \
Showing fire-headed Cichlid fish (cichlasoma synspilum, vieja synspilum) in aquarium
Cuckoo wrasse (Labrus mixtus). Marine fish.
A scarlet macaw perches on a tree branch in a forest in Costa Rica.
Goby fish (Bathygobius fuscus)
Brichardi Cichlid, African Tanganyika Princess fish - (Neolamprologus brichardi)
Underwater Sea Life Blue Water Fish
Free Images: "bestof:Naturalis Biodiversity Center - RMNH.AVES.56485 1 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg artwork Dimensions artwork"
Naturalis Biodiversity Center - RMNH.AVES.56486 1 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.56486 2 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.56484 1 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.56484 2 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.56485 2 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.56485 1 - Garrulus glandarius fasciatus (Brehm, 1857) - Corvidae - bird skin specimen.jpeg
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