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Freshwater bream fish isolated on natural underwater background
Red tailed catfish
Catfish Isolated on white background. 3D render
Trematode parasite under a microscope
Catfish isolated on a white background
Photomicrograph of rotifer, probably Rotaria rotatoria. Rapidly rotating cilia at top of head, internal organs visible. Green circles are algae. Live specimen. Original image at 40X, wet mount, transmitted brightfield illumination. Indistinct image due to motion blur of live specimen and very shallow depth of field of brightfield illumination.
latimeria fish isolated on the black background
Underwater large arapaima
Computer generated 3D illustration with the prehistoric shark Orthacanthus
Perch (Perca fluviatilis)
Xenacanthus from the Triassic era 3D illustration
an eel searches for food on the Los Llanos region of Colombia
Three-spined stickleback, Gasterosteus aculeatus, isolated on white
Fish Close-Up
Gudgeon fish isolated two sides on white background
Fish skeleton on black background
Tropical fish. The Marbled Catfish (Sciades marmoratus). Animal isolated on white background.
Indonesian snakehead,Small shield snakehead
A fish The three-spined stickleback (Gasterosteus aculeatus) on the background of a 5 mm measurement grid. Ichthyology research.
Photomicrograph of Paramecium caudatum. Consists of only one cell. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Albino Wels Catfish (Silurus Glanis), Quarry Lake, Czech Republic
Close-up of a large beluga sturgeon in a lake during the migration season. This type of fish is known for the highest quality caviar.
Catfish fish isolated on white background. Close-up
sturgeoniat
Snakehead fish in blurred background
Fishes in big aquarium: a spooky wolf fish with open mouth and broken teeth
Dipterus from the Devonian era 3D illustration
Bony tongue fish order,Camellidae,chitala
Side view Rhone streber, zingel asper, freshwater fish, isolated on white
The Pajama (Pyjama) cardinalfish, Sphaeramia nematoptera, is a species of fish belonging to the Apogonidae family. Distributed throughout much of the West Pacific, from Java to Fiji, and from the Ryukyu Islands south to the Great Barrier Reef. In Pajama cardinalfish, males incubate the eggs in their mouth until they hatch.
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