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The peaceful betta or crescent betta (Betta imbellis) is a species of gourami native to Southeast Asia. Betta imbellis has a pair of suprabranchial chambers that each house a labyrinth organ, a complex bony structure lined with thin, highly vascularised respiratory epithelium. The labyrinth organ is a morpho‐physiological adaptation that ...
Pseudosphromenus cupanus, also known as the spiketail paradisefish or Spiketail betta fish is a species of medium-small gouramies native to southern India and Sri Lanka. [2] This species is often found in shallow, slow-moving or stagnant water, such as ditches and paddy fields. [3] P. cupanus eats insects and zooplankton. [3]
Oshimia D. S. Jordan, 1919. Pseudobetta Richter, 1981. Betta / ˈbɛtə / is a large genus of small, active, often colorful, freshwater ray-finned fishes, in the gourami family (Osphronemidae). [1] The best known Betta species is B. splendens, commonly known as the Siamese fighting fish and often kept as an aquarium pet.
Typically, the male bubble nesters stay nearby to guard the nests and constantly retrieve any falling eggs and fry to the nest. Some Betta species from fast-flowing waters, however, are mouthbrooders and do not build bubble nests. [5] In these species, males hold the eggs and fry in their mouths and release the free-swimming fry about a week to ...
Celery was probably a typical pet store Betta fish. She was blue with pink tinged-fins, not as iridescent or full-finned as some of her plastic tanked neighbors, but healthy looking enough.
Betta fish can exhibit unusual sleep behaviors, often resulting in new betta owners assuming that their betta fish has died. In an aquarium, betta fish sleep anywhere in the tank they feel comfortable, including at the bottom on the substrate, floating at the mid-level, or at the surface. Betta fish will sleep on their side, upside down, with ...
Marine fish can produce high numbers of eggs which are often released into the open water column. The eggs have an average diameter of 1 millimetre (0.039 in). The eggs are generally surrounded by the extraembryonic membranes but do not develop a shell, hard or soft, around these membranes.
Vierke, 1979. Betta coccina is a species of betta native to Peninsular Malaysia and Sumatra, Indonesia. [1] It grows to a length of 5.6 cm (2.2 in). It can be found in the aquarium trade. [2] Betta coccina, commonly known as the wine red betta or red fighting fish, is a species of freshwater fish in the family Osphronemidae. [3]