Mr Fish Aquarium Info

HOW DO I HATCH FISH EGGS?   Reader's Letter I have a pair of Hemichromis Fasciatus, which I previously kept in a two-foot aquarium with an Oranda Goldfish and two Costello Tetras, but they became too aggressive, so I moved them to an 18"x12"x12" tank on their own. Since I bought them from a friend 4 months ago, they have spawned relentlessly every 14 days or so. However, they eat their eggs within 48 hours. I once tried to raise the eggs myself by removing the pair into a bucket after spawning, and then aerating the eggs with an air stone, but a white cotton mass soon covered them up. Can you tell me what I am doing wrong? Expert's Letter It could well be that both of your Hemichromis are females; pairs of females will spawn together. This species is reasonably easy to sex; however, the difference in body shape is that males are flat underneath, and females are more rounded. The males tend to develop a heavier head profile and have a well-developed finnage as the...

  FOODS FOR 'BABY' FISHER Many newly hatched fries have very small mouths and consequently need very small food. Raising baby fish or fry is one of the most rewarding experiences in the aquarium hobby. However, their survival hinges on one critical factor: FOOD. Source: Aquarium Co-op WHY FRY FOOD IS SO SPECIAL Newly hatched fries have extremely small mouths and underdeveloped digestive systems. They require food that is: 𑇐 Microscopic in size 𑇐 Highly nutritious to support rapid growth 𑇐 Easily accessible within the water column Feeding them inappropriate food is a leading cause of fry mortality. The options below are designed to give them the best start possible: 1) DIY Infusoria culture (The classic method) : One of the best foods to use during the first few days is infusoria,  which can be prepared by adding pieces of bruised lettuce leaves into a small bucket full of water. A small amount of aquarium water should be added to the bucket, after which the whole setup is i...