Fish Species for Cold Freshwater Aquariums

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Rosy Barb

The hardy and beautiful rosy barb is a tolerant and undemanding fish from Afghanistan and Bangladesh, perfect for community aquariums.

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Gold Barb

Gold barbs, popular cold-water fish, thrive in groups. Moderate current and some flow enhance their habitat. Green variety also available.

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Two Spot Barb

Omnivorous two spot barb, hailing from Nepal, India, and Pakistan. Bright red color, no barbels. Varied diet includes live food, flakes, and algae.

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Bloodfin Tetra

Hardy bloodfin tetras from Brazil and Paraguay. Peaceful omnivores, tolerate mid-60s temps. Active surface dwellers, best kept in schools.

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Buenos Aires Tetra

Easy-care Buenos Aires tetras tolerate mid-60s temps. Choose standard or albino variants. Suitable for community tanks, but beware plant munching.

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Hillstream Loach

Striking bottom-dwelling Gastromyzon punctulatus from Asia. Rare in pet shops. Tolerate mid-60s temps.

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Pearl Danio

Hardy pearl danio (Danio albolineatus) from Asia. Tolerate mid-60s temps. Easy to find. Not schooling fish.

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Weather Loach

Easy-care weather loach (Misgurnus angullicaudatus) from East Asia. Tolerate low temps. Ideal for cold water tanks. Active during barometric changes.

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White Cloud Mountain Minnow

Easy-care white cloud minnow (Tanichthys albonubes) from China. Thrives in cooler temps. Gold variant available. Cold temps affect color.

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Zebra Danio

Popular zebra danio (Danio rerio) from South Asia. Hardy and readily available. Tolerates mid-60s F (18 C) temps. Long-finned and leopard-spotted varieties.

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