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412 results for “new fish”
What is the correct way to cycle a new aquarium?
Cycling a new tank means disinfecting, then running filter and aeration with nitrifying bacteria until clear, and testing with hardy fish before adding ornamental fish. Proper cycling keeps the water safe.
What water temperature suits ranchu goldfish?
Ranchu prefer 23–27°C, kept stable. Change only 1/3 at a time, old/new difference under 2°C, and keep pH 7.5–8.5 (they like weak-alkaline old water).
How to Get a New Silver Arowana to Start Eating
The silver arowana is a premium tropical fish that needs patience; a new fish should rest and adjust before it feeds. Keep the water clean and stable, hold the temperature at 25 to 28 degrees Celsius with a heater, and offer high-protein food such as fresh fish or quality pellets while watching which it prefers. Give a quiet, calm environment with minimal disturbance, and if it refuses food for a long time, a little aquarium salt can curb bacteria and fungi and spark appetite.
How to Choose and Care for Goldfish
Keeping goldfish starts with choosing healthy fish, especially for beginners who may otherwise face sudden illness. Avoid fish that float head-down, list to the side, or show wounds, lost scales, white fuzz, white spots, bloodshot fins, cloudy eyes or faded color. Feed a varied diet of live foods or quality pellets, use fixed times and spots, keep one year-old fish to about 10 litres of water, and maintain clean, stable-temperature water to prevent disease.
4 Common Goldfish Diseases and How to Treat Them
Goldfish commonly face white spot disease, pinecone (dropsy) disease, print disease, and hemorrhagic disease. Lower the risk with good, stable water quality, steady temperature, and avoiding stress and physical injury. Keep water clean with regular changes and enough oxygen, and adjust temperature with the weather. Healthy water is the foundation of goldfish health.
What are the signs a molly fish is about to give birth?
Before giving birth a molly becomes less active and hides in corners or plants, though its spirit and appetite stay normal, and it may chase off nearby fish. Look for a swollen, darkened belly and a protruding or drooping ovipositor - signs birth is 2-5 days away, so isolate the fish to keep the fry from being eaten.
Aegean Killifish
The Aegean Killifish (Aphyosemion celiae) is native to West Africa and shaped like the harp killifish, 6-7 cm long. It likes weakly acidic water and higher temperature (optimal 24-28 C), eats live foods like bloodworms and artemia, and is hardy and easy to keep.
Celestial Eye Goldfish
The Celestial Eye Goldfish is a variety of goldfish whose name reflects its most obvious trait: when viewed from above, you can clearly see its upturned eyes. Newly hatched fry actually have normal eyes; the change begins only about one to two months after hatching.
Thompson’s Surgeonfish
Juvenile Thompson's Surgeonfish are blue-gray, and adults develop a white tail, but in both stages the species' most distinctive feature is a black spot on the back near the rear of the dorsal fin. Captive care requires a tank of at least 450 liters to give this active swimmer enough room.
Pearlscale Butterflyfish
The Pearlscale Butterflyfish, also known as the Yellow Butterflyfish, is a marine reef fish of the butterflyfish family. It is mainly distributed in the coral reefs of the western Pacific. Among butterflyfish, its appearance is rather special.