Dermogenys pusilla
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Dermogenys pusilla

Common Names: Malayan Halfbeak
Wrestling Halfbeak
Synonyms: Dermogenys burmanicus
Dermogenys pusillus
Dermogenys siamensis
Family: Hemiramphidae
Category: Livebearers
Distribution: Asia; South East Asia.
Main Ecosystem: Flooding; Flooding
Temperament: Peaceful; Peaceful, but lively, males will often fight.
Diet: Carnivore; Carnivore
Care: Feed with small live foods and flakes. Add some floating plants. Halfbeaks are extremely nervous, so not clean the algae from the back and sides of the tank as this helps calm the fish. Otherwise use translucent glass. This fish does best in brackish water with a specific gravity of 1.008-1.018, although in the wild it is occasionally found in pure freshwater or coastal reefs. Brackish water is necessary for the long term survival of this fish.
7 - 8
24°C - 28°C
75°F - 82°F
10 dH - 20 dH
Potential Size: Male: 7cm (2.8")
Female: 7cm (2.8")
Water Region: Middle, Surface; Middle-Surface
Activity: Diurnal; Diurnal
Gender: Males are smaller and have a modified anal fin, called a gonopodium.
Breeding: Although Malayan Halfbeaks are livebearers, breeding is extremely hard and often results in still births due to the constant stress these fish are under in captivity.
Comments: Not recommended for a community tank, as smaller tankmates tend to be eaten and larger tankmates will intimidate the halfbeak.
Main Colours: Silver, White, Red
Markings: Not Specified
Mouth: Upturned
Tail: Convex
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Image Credit: ©
Submitted By: Adam
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