Thursday, March 27, 2008

Tips on Healthy Fish food - Frozen and Freeze dried

Today we will talk about Frozen foods and Freeze dried food.

Frozen foods
These are dead foods that can be kept in the freezer indefinitely. You get more money than with live foods, and once thawed out, they will be consumed with just as much vigour by fish. They also have the advantage of being free of parasites and disease, which cannot be guaranteed with any live food.

Smaller foods come in blister packs averaging in foil on one side, so are simply popped out when it is time to feed. Larger foods, such as frozen fish and shellfish, come in one single large block.

Defrosting
When you are transporting frozen foods, try to keep them as you would for human consumption. Thawing and refreezing should be avoided wherever possible. To defrost for feeding, take a small amount of aquarium water and place the frozen cubes in the water. Placing the food under the aquarium lights can help to accelerate thawing. When the food is thawed, mix it into the water to form a soup and pour it into the tank. The fish will race after the food as it is pushed around the tank by the filter flow.
There is an alternative method of defrosting, which should always be used for preparing brine shrimp, as the salt is removed in the process; otherwise it would increase the salinity of the tank water over time. Place the cubes in an aquarium net and rinse them under tap. The food will be defrosted and rinsed within seconds, and therefore ready to feed.

Freeze-dried foods
Freeze-dried foods have existed for a long time but are slowly going out of fashion. Natural food, like bloodworms or Tubifex, are dried to a crisp and can then be packaged and placed on store shelves like flake or granules. Contact with the water then rehydrates them.

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