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Comb jelly (Mertensia ovum) drifting underwater in the St. Lawrence River in Canada.
Drosophila Larva W.M. under light mircoscope with white background
Larval stage spotfin flounder photographed at night in the open ocean during a blackwater night dive.
Shrimp in aquarium
Gammarus sp., is an amphipod crustacean genus in the family Gammaridae
Microscopic image of a copepod. Gets it common name cyclops from the single red eyespot. Salt marsh, San Francisco Bay, California, USA. Live specimen. Wet mount, 10X, transmitted brightfield illumination.
Underwater macro shot of green leaf nudibranch. Puerto Galera, Phillippines
Goldfish swimming in the water with a black background photographed in Chengdu
A vibrant yellow freshwater neocaridina shrimp underwater
Neotrypaea californiensis (formerly Callianassa californiensis), the Bay ghost shrimp, is a species of ghost shrimp that lives on the Pacific coast of North America. It is a pale animal which grows to a length of 4.5 in. One claw is bigger than the other, especially in males. Underwater.  Monterey Bay, California.
Copepod (Zooplankton) are a group of small crustaceans found in the marine and freshwater habitat.
Beautiful crab shell isolated on white background
The Fairy Shrimp (Branchipus schaefferi) captured close up with black and brown background. A little beautiful white crustacean swimming upside-down in the water.
Close up of lion's mane nudibranch or sea slug, Melibe leonina, on kelp leaf.
Diamond squid photographed at night during a blackwater drift dive a few miles off the coast of Palm Beach, Florida.
Close up of a shark egg.
Freshwater cypoepod (Cyclops) under microscopic view. Bright field illumination.
Emerita analoga, the Pacific sand crab, Pacific mole crab or coldwater mole crab. These are small animals that burrow in the sand in the wash zone and use their antennae for filter feeding. Pacific mole crab, Emerita analoga, Monterey County, California
Macro shot on saltwater amphipod - Gammarus oceanicus
Sea life  Underwater Jellyfish  Scuba diver point of view
Study of Protozoa, Algae and bacteria under the microscope for education.
Photomicrograph of mayfly nymph, Baetis species, with leaflike gills on back. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination.
Ostracod is a small crustacean found in a freshwater pond. Zooplankton, micro crustacean under the light microscope. Magnification of 100 times, microscope objective 10
Rat tailed maggot photographed in a studio
Jellyfish Cassiopeia andromeda
Phidiana hiltoni is a species of sea slug, an aeolid nudibranch, a shell-less marine gastropod mollusc in the family Facelinidae.  Hilton's Aeoli or Hilton's Nudibranch. Duxbury Reef State Marine Conservation Area; Marin County; California.
Water flea (Moina macrocopa) under light microscope view for biology education.
Mosquito under a microscope
Pyrosome with a fish hiding inside of it
Mosquito-Female W.M. under light mircoscope with white background
Free Images: "bestof:Cephalopode Transparent - Grimalditeuthis Richardi.jpeg Cephalopode Transparent Grimalditeuthis Richardi Le Transparence de ces mollusques est si parfaite qu'il"
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