The fathead minnow (Pimephales promelas), is a species of temperate freshwater fish belonging to the Pimephales genus of the cyprinid family.
Fathead Husbandry
So what are the secrets to keeping the fathead anthias? One of the most important requirements is that you provide this fish with plenty of hiding places.
The male fathead minnow stakes out an overhanging ledge or cave and begins defending this territory against all comers. Once a female has been lured in and courted, the eggs are laid on the underside of the ledge in a monolayer.
Fatheads 250/10 gals.
Float bags when delivery arrives until the water temperature has equalized (about 15-20 min.). Drain off delivery water and place fish in fresh tank. Never mix old fish with new fish.
Fathead Minnows
Fathead Minnow (Pimephales promelas)
Adult Size: 7.6-10.2cm (3-4")
Temperature Needed: 17.8-23.9°C (64-75°F)
Tank Size Needed: at least 75.7 Litres (20 US G.) ...
The Weeksii Bichir is also known as the Mottled or Fatheaded Bicher, which originates from the Congo basin, Africa. As with other members of the primitive Polypteridae family, the Weeksii Bichir has the unique ability to survive out of water.
Life Span:
The White Cloud Mountain Minnow live between 5-7 years. The Fathead Minnows have a lesser lifespan.
Scientific :
White Cloud Mountain Minnows are called Tanichthys albonubes and the Fathead Minnows are called Pimephales promelas.
Egg hatch and fry growth of fathead minnows also were reduced with continuous simazine exposure of 1.7 mg/l. The effect on fish has been attributed both to direct absorption of the chemical as well as reduction in dissolved oxygen (DO).
 See also: Fish, Species, Water, Pimephales promelas, Green
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