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A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
GloFish. The GloFish is a patented and trademarked brand of fluorescently colored genetically modified aquarium fish. They have been created from several different species of fish: zebrafish ( Danio rerio) were the first GloFish available in pet stores, and recently the skirt tetra ( Gymnocorymbus ternetzi ), tiger barb ( Puntius tetrazona ...
Fish anatomy is the study of the form or morphology of fish. It can be contrasted with fish physiology, which is the study of how the component parts of fish function together in the living fish. [1] In practice, fish anatomy and fish physiology complement each other, the former dealing with the structure of a fish, its organs or component ...
The billfish are a group of saltwater predatory fish characterised by prominent pointed bills ( rostra ), and by their large size; some are longer than 4 m (13 ft). Extant billfish include sailfish and marlin, which make up the family Istiophoridae; and swordfish, sole member of the family Xiphiidae. They are often apex predators which feed on ...
Aquaponics is a food production system that couples aquaculture (raising aquatic animals such as fish, crayfish, snails or prawns in tanks) with hydroponics (cultivating plants in water) whereby the nutrient-rich aquaculture water is fed to hydroponically grown plants. [1] [2]
Fluorescence. in situ. hybridization. A metaphase cell positive for the bcr/abl rearrangement (associated with chronic myelogenous leukemia) using FISH. The chromosomes can be seen in blue. The chromosome that is labeled with green and red spots (upper left) is the one where the rearrangement is present.
Crustacean. Crustaceans are a group of arthropods that are a part of the subphylum Crustacea ( / krəˈsteɪʃə / ), a large, diverse group of mainly aquatic arthropods including decapods ( shrimps, prawns, crabs, lobsters and crayfish ), seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, opossum shrimps ...
The fish stabilized and “was beginning to swim in a more natural pattern,” Crosby said. But two weeks later, the animal’s health cratered and it had to be euthanized.