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Hemigrammus erythrozonus, commonly known as the glowlight tetra, is a small tropical fish from the Essequibo River, Guyana, South America.It is silver in colour and a bright iridescent orange to red stripe extends from the snout to the base of its tail, the front of the dorsal fin being the same color as the stripe.
Characidae, the characids or characins, is a family of freshwater subtropical and tropical fish belonging to the order Characiformes.The name "characins" is a historical one, [2] but scientists today tend to prefer "characids" to reflect their status as a, by and large, monophyletic group (at family rank).
The evolution of fishes took place over a timeline which spans the Cambrian to the Cenozoic, including during that time in particular the Devonian, which has been dubbed the "age of fishes" for the many changes during that period. The Late Devonian extinctions played a crucial role in shaping the evolution of fish, or vertebrates in general. [1]
Electric Green GloFish Tetra. 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 were the first GloFish available in pet stores, and recently the black tetra, tiger barb, [1] rainbow shark, Siamese fighting fish, X-ray tetra, and most recently bronze corydoras [2 ...
From Wikipedia, the free encyclopedia. Redirect page. Redirect to: Hemigrammus erythrozonus
The evolution of tetrapods began about 400 million years ago in the Devonian Period with the earliest tetrapods evolved from lobe-finned fishes. [1] Tetrapods (under the apomorphy-based definition used on this page) are categorized as animals in the biological superclass Tetrapoda, which includes all living and extinct amphibians, reptiles, birds, and mammals.
Glowlight tetra: Hemigrammus erythrozonus: 3.75 cm (1.48 in) Golden pristella tetra: Pristella maxillaris: 5 cm (2.0 in) Green neon tetra: Paracheirodon simulans: 2.5 cm (0.98 in) Similar to Neon Tetras and Cardinal Tetras, they are the same to Neon Tetras beside having a green tiny near their top dorsal fin [35] Head and tail light tetra ...
The emperor tetra is a placid aquarium fish and will be disturbed by more boisterous species. It grows to 4.2 cm. [3] It prefers a pH of 6.5, a hardness of 3–6 dKH and a temperature of 23–27 °C. It does not school as readily as most tetras, and a pair appears happier than with most tetras.