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The three-spined stickleback (Gasterosteus aculeatus)
A fish The three-spined stickleback (Gasterosteus aculeatus) on the background of a 5 mm measurement grid. Ichthyology research.
Cheilodipterus novemstriatus
Three-spined stickleback is a fish native to most inland coastal waters north of 30°N. Three-spined stickleback live in seawater but breed in fresh or brackish water.
Fresh emperor fish isolated on white background
emperor angelfish, Mutton snapper,French angelfish, sea horse, Cuttlefish , stone fish
Dwarf cichlid male of Apistogramma Panduro
Three-spined stickleback, Gasterosteus aculeatus, isolated on white
PG Island, Oriental Mindoro Province, Philippines - Close-up of marine life
Hexagrammos lagocephalus is a colorful marine fish with the common name rock greenling in the greenling family.
Stickleback, gasterosteus aculeatus
Pseudotropheus johannii or the bluegray mbuna. Isolated in black
Checkerboard Cichlid Dicrossus filamentosus aquarium fish dwarf cichlid
Underwater Blotched picarel fish deep in sea Sea life Mediterranean sea Scuba diver point of view of modraka, tragalja Spicara maena
Ninespine Stickleback Pungitius pungitius
Channa Orna Fish In Aquarium
A southern mouthbrooder cichlid (Pseudocrenilabrus philander) isolated on black
Pacific herring swimming in the aquarium
Striped red mullet or surmullet (Mullus surmuletus) close-up undersea, Aegean Sea, Greece, Halkidiki
Channa maculata swimming in fish tank. An omnivorous fish that lives in the Mekong Delta is used to feed farmers during floods
a photography of a lizard with a blue body and black spots, there is a lizard that is flying through the air.
Mayan Cichlid - also known as the Mexican mojarra - is a species of cichlid native to Central America.
Blackeye Goby, Rhinogobiops nicholsii, Pacific Coast of California. Gobiidae.
Apogon pharaonensis
Close up of redear sunfish, Lepomis microlophus, showing the namesake red ear.
Corkwing wrasse (Symphodus melops). Marine fish.
Blackspotted rockfish, is a rockfish of the Pacific coast, Seward, Alaska
little stickleback on white background
Cihlid Fish on blue background
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