how to identify male and female koi fish (check male have enough sperm)

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All about Head Growth

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All about Head Growth An excerpt found at fynnmood.com This article is divided into three parts. The first part would bring us back to the birth place of goldfish - China, their original description of the different kind of head growth. The second part would cover the Thai description of the different kind of head growth. The article will try to link these two countries description to match each other. Finally the third part of the article we will take a look at some of the common varieties that should fall on which particular categories. The following knowledge learned is contributed by a few graceful experts who were always readily and willing to share their perception. CHINESE Head growth development is abnormal growths of outer layer of skin, like the snake accumulating its shed skin. Basically, the Chinese have divided the kind of head growth into 3 types: Goose Head Lion Head Tiger Head Goose Head (it is also know as High Head) ...
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Doitsu Koi

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Doitsu Koi  An excerpt from a post that originally appeared on http://caribbeannishikigoi.com/ Most of the genetic make up of Koi varieties today, do have Doitsugoi blood. Doitsu Hariwake, Doitsu Kohaku, Doitsu Sanke, Doitsu Showa and Doitsu Yamato Nishiki just to name a few. Doitsu Koi went through centuries of selective breeding and most of the time rated highest rating fish can receive. In the late 1800’s German Koi were imported in Japan to improve the supply of edible fish, since it did not have scales with a bulkier body shape which means more meat to eat. Also, another purpose of importation is to cross-breed the German carp with the indigenous carp. Two German scientists, selected 40 fry of the best quality available in their country, then transported all of it to Japan. Only 7 carp survived the trip as it is during the Japanese-Russo War. 6 leather carp and 1 mirror carp turned out to be the genetic backbone of Doitsu as we know today. To compare with Jap...
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how to culture daphnia the easy way

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How to culture daphnia the easy way Watch video below for the complete details on how to culture daphnia the strain of daphnia used in this video is daphnia magna. Buy starter culture or catch in the wild (You will catch them in stagnant water in rice paddies, canal or carabao pit holes that have water in it, you can catch them during early morning since they will surface during early in the morning.  Prepare containers, you can culture them on old refrigerator, ice box, plastic box etc, place green water or old aquarium water in the culture tank make sure that the water in the aquarium don't have any chemicals added daphnia are sensitive in Chemicals and will kill them. Feed them with yeast, spirulina, paprica, powder soya and egg yolk don't over feed them so that you won't spoil the water, you can add little aeration to maintain the quality of the water, don't place air stone so that their will be little bubble in it.  water change every two weeks. pre...
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