Silver rasbora (Rasbora argyrotaenia)

Scientific name: Rasbora argyrotaenia Bleeker, 1850

The Silver rasbora (Rasbora argyrotaenia) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 20–26°C (68–79°F). Native range: Asia, Mekong, Chao Phraya and Mae Khlong basins, Malay Peninsula to Borneo, Java and Sumatra in Indonesia.

Silver rasbora care at a glance

Temperature: 20–26°C (68–79°F)

Biology

Dorsal spines (total): 2; Dorsal soft rays (total): 7; Anal spines: 3; Anal soft rays: 5. Preserved color yellowish brown with silvery sheen, darker dorsally; scales margined by brown lines or dots. 12-13 scales between nape and dorsal. Lateral line complete reaching caudal; 9 (rarely 8) scale rows between lateral lines over middle of caudal peduncle. Origin of dorsal between tip of snout and caudal; least depth of caudal peduncle 1.9 - 2 in its length. Maxillary not reaching eye. Thin lips, upper moderately protractile; lower sometimes with external projecting knob at symphysis, fitting the notch on upper one.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Rasbora argyrotaenia
Family: Cyprinidae (Minnows or carps)
Order: Cypriniformes (Carps)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 12.0
Environment: Freshwater;; pH range: 6.5 - 7.0; dH range: ? - 10 benthopelagic
Climate: Tropical
Distribution: Asia: Mekong, Chao Phraya and Mae Khlong basins, Malay Peninsula to Borneo, Java and Sumatra in Indonesia.
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Uses: Aquarium: commercial
Resilience: High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)