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Siamese fighting fish (sometimes Betta, esp. US) Betta splendens: 7.5 cm (3.0 in) Betta is the name of the genus that includes more than 60 species other than the Siamese fighting fish. 5 gal [62] 72–82 °F (22–28 °C) [62] 6.5-7.5 [62] Emerald betta: Betta smaragdina: 7 cm (2.8 in) Spotfin betta: Betta macrostoma: 10 cm (3.9 in) Frail ...
There is evidence that the genetic basis for aggression in betta fish is not exclusively sex-linked – a 2019 study found that female bettas of the fighting strain show significantly higher levels of aggression than their female wild-type counterparts, despite the fact that historically only male bettas have been used in fights and thus ...
Common name Taxonomy Picture Tank type Remarks Poeciliids: Guppy: Poecilia reticulata: Community Many color and tail pattern varieties exist, also can tolerate above ocean level salt. Normally freshwater. [1] Black molly: Poecilia sphenops: Community
A pair of Betta smaragdina Male Betta tussyae. There are currently 76 recognized species in this genus. The currently described Betta species can be grouped into species complexes: [1] [14] [15] [16] B. akarensis complex: Betta akarensis Regan, 1910 (Akar betta) Betta antoni H. H. Tan & P. K. L. Ng, 2006; Betta aurigans H. H. Tan & K. K. P. Lim ...
Male gouramis are known to be very aggressive; they may also be fin nippers and generally may bother other fish in the tank. They often show aggression toward species with long, flowing fins such as male guppies, goldfish, and bettas, because they display long tails and bright colors, presenting competition for impressing a female gourami ...
Male and female king bettas flare or puff out their gills in order to appear more impressive, either to intimidate rivals or attract mates, as well as when they’re startled. Females often flare their gills at other females (rare in B. splendens.) All bettas require a place to hide occasionally, even in solitary tanks.
The spotted betta or Java fighting fish (Betta picta) is a species of gourami endemic to Indonesia where it inhabits relatively cool, 22‒25 °C (72‒75 °F), highland streams of Java. [ 2 ] [ 3 ] [ 4 ] In 1967, D. S. Johnson reported the species to be common in blackwaters of southern Malaya .
One of the best sharks for home aquaria as it will easily acclimate to captivity and will mate/reproduce in aquariums. [70] Adult males might behave aggressively to other male sharks including male Epualette sharks, and harass females. [70] they aren't very active so a 200-gallon may be acceptable: 107 cm (42.1 in) [147] Horn shark ...