These mostly large minnows require 20- to 50-gallon aquaria for a group of six.

The horny-head chub (N. biguttatus) is typical of the genus.

Commonly found in ponds and lakes, fathead minnows are omnivores, feeding on detritus, zooplankton, and algae. Most are broadcasters, some spawning over the pits of chubs. (1989) Allopaternal care in the fathead minnow, Pimephales promelas: stepfathers discriminate against their adopted eggs.

Many other minnows swarm and spawn on the chub nest.They live in blackwater swamps and oxbow lakes, often in clumps of hornwort, in deep pools with scattered lilies, and sand and mud bottoms. Through many decades of use as live bait, they are now found …
Feed them frozen brine shrimp and bloodworms supplemented with chopped earthworms.Nocomis have not yet been spawned by aquarists, but a large aquarium (125 gallons) might yield success. It occurs in clear streams with gravel, as well as small rivers. You can use clay pots and place them on their sides and fill them halfway with pebbles. All fatheads live in small rocky creeks and rivers, in clear water over various bottoms but not among plants. The male fathead minnow will protect the eggs until the fry are born, and then leave to reproduce. The North American Fathead minnow, Pimephales promelas, is a really interesting little fish for the coldwater aquarium and has fascinating breeding behaviour, as Jeremy Gay explains.

A few insert eggs into crevices (like Tanganyikan killies) or beneath rocks, and still others construct a cichlid-type nest in the sand or gravel.Most minnows do well in single-species groups in 20-gallon aquariums with canister or trickling filtration, water changes, powerheads for current and a pebble substratum with rocks. Adults should be removed if the fish spawn on stacked rocks or among plants. Its diet is half plant and half insects. Feed them only live foods. Male fathead minnows are very territorial, and the design of the ABI fathead minnow fortress maximizes nesting sites by limiting visual contact between neighboring males - meaning they will spend less energy on fighting and more energy on attracting … (1987) Prey selection by juvenile cyprinids from running water. These omnivores are prolific egg-clusterers, producing 40 to 400 eggs per spawn; a nest (usually the underside of a flat rock forming a cave) can sometimes contain up to 5,000 eggs.
Stones often as large as the male’s head are carried in his jaws or pushed with his powerful blunt snout. Scientific name: Pimephales promelas. Fathead minnows are a common source of additional food for fish. Use canister or trickling filtration and powerheads for current. If you’re ready to spawn some of these fasci-nating species, give them a try. Place one batch of eggs in one tank at a time.Laura Hageman has written varied articles on real estate to entertainment topics for the past three years. You should feed the fry three or four times a day, and change 50 percent of the water in the tank at least once a week. Fathead minnows are native throughout much of North America. Growth is slow, even on live baby brine shrimp, but accelerates after 1 inch when they start feeding on live Daphnia. Later spawnings result in layers of eggs placed on an ever-higher mound. They have a short life span of 2-3 years and reproduce frequently after water temperatures reach approximately 60 degrees. BEHAV. The males will grow a wen on their head, which is extra fatty tissue that makes them appear larger than they are to intimidate predators. Feed the thin newly hatched fry rotifers, ciliates, algae or finely crushed dry Eggs are clustered in a single layer on the undersurface of a cave roof and guarded by the territorial male. After hatching, move the fry into a 5-gallon aquarium with aeration, and feed them with green water, rotifers, infusoria or ciliates or APR. A few are threatened by introduced species, such as the rudd and bitterling from Europe, the goldfish and grass carp, bighead and silver carps from Asia, and the common carp from Asia via Europe.More minnows are depleted because of sportfish and bait introductions to their habitats. After two weeks, provide Ceriodaphnia and ostracods, as Artemia nauplii are not readily accepted. Fathead minnows (Pimephales promelas) are small, silver fish that are used often as bait for other fish.

Fatheads can tolerate lower oxygen levels than most game fish. Equally egregious is the loss of rivers wrought by power generation and potable water supply neƒfish eds and replacing free-running streams with artificial lakes in which river fish cannot survive.Contact your state game and fish agency for the laws governing collection and possession of wild native fish in your state.These minnows exhibit an interesting variety of spawning techniques. In captivity, any depression is used as a spawning site, or they may broadcast eggs over coarse pea gravel or pebbles, with no depressions apparent or necessary.They spawn just above the bottom for several hours over a few days. In the wild, some species may spawn in depressions constructed by pit-building fish.

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