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Characins / Characinae / Blue Tetra

Blue Tetra
Boehlkea fredcochui


SYN: Microbrycon cochui
PD: An elongated, laterally compressed species with a forked caudal fin. The back is dark green to olive while the flanks are blue-green. The flanks are marked with A broad blue stripe that runs from the gill cover through the caudal fin. The belly is lighter blue. The upper part of the iris is bright orange. The fins are colorless.
SIZE: To 2” (5 cm)
SS: None
HAB: South America; Peruvian Amazon
S: middle, top
TANK: A 24” (61 cm) or 10-20 gallon (38-75 L) tank is suggested. The tank should be arranged in dark colors to bring out the Blue Tetra’s attractive coloration. Use heavy plantings along the sides and rear, but leave open swimming areas in the center. Use dim lighting and provide a cover of floating plants. The water should be well-oxygenated.
WATER: pH 5.5-7.5 (6.8), 2-15 dH (8), 73-79°F (23-26°C)
SB: A small, peaceful community fish that should be kept in schools of five or more. An active species.
SC: Tetras, Corydoras, Apistogramma, small Loricarids
FOOD: Flake; live; insect larvae, small crustaceans, white worms.
SEX: Females are plumper and less colorful.
B: Few details are available. Use soft, acidic water and condition the pair. Females are said to deposit their eggs on the underside of broad leafed plants. Remove the eggs to a rearing tank having soft water. Raise the fry like other tetras-on paramecia.
BP: 8. Although few details are available, breeding is feasible.
R: This species does not ship well. Use a good water conditioner before adding new water.
DC: 5. This delicate species requires well-maintained water to survive and develop its stunning colors.


By Rhett Butler   Mongabay.com