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Caring               FOR YOUR
                     MEDAKA




Requirements for the Developing Japanese Medaka
The Japanese Medaka is a               tap water, or any other clean water            	 Overfeeding is another major
                                       known to be harmless to t he                   hazard. Medaka should be fed
fairly common fish that does           embryos. No more than one egg/mL               sparingly two or three times a day
                                       should be placed in a culture dish.            and the floor of the tank must never
not require complicated
                                       C ove r t h e d i s h a n d l e a ve i t       become covered with undigested
care.                                  undisturbed except for observations.           food. The fish will accept many
                                       They can withstand a range of                  varieties of food but it should also
                                       temperatures from 7˚ to 38˚C, it is            be supplemented with mosquito
The Embryo                             best if they are kept at 15˚ to 25˚C.          larvae, white worms, or newly
    Eggs should be removed from                                                       hatched brine shrimp at least once a
their mother. This is because other    The Adult                                      week.
fish and snails inside a tank will     	 It is important to remember that,            	 The best way to combat disease
attempt to eat them. These should be   while Medaka are very communal                 is to properly manage your tank.
put in a separate bowl or container.   fish, persistent overcrowding in a             Separate ill-looking fish and give
They will continue to grow normally    tank can lead to illness and loss of           them immediate care.
in clean spring water, conditioned     fish.




 Academic Biology
 Class of                              This is only a guide that was taken from “The Japanese Medaka: Care and Development” by



            2014
                                       Robert V. Kerchen and William R. West. To view the complete guide, please buy the book.

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Medaka care guide

  • 1. Caring FOR YOUR MEDAKA Requirements for the Developing Japanese Medaka The Japanese Medaka is a tap water, or any other clean water Overfeeding is another major known to be harmless to t he hazard. Medaka should be fed fairly common fish that does embryos. No more than one egg/mL sparingly two or three times a day should be placed in a culture dish. and the floor of the tank must never not require complicated C ove r t h e d i s h a n d l e a ve i t become covered with undigested care. undisturbed except for observations. food. The fish will accept many They can withstand a range of varieties of food but it should also temperatures from 7˚ to 38˚C, it is be supplemented with mosquito The Embryo best if they are kept at 15˚ to 25˚C. larvae, white worms, or newly Eggs should be removed from hatched brine shrimp at least once a their mother. This is because other The Adult week. fish and snails inside a tank will It is important to remember that, The best way to combat disease attempt to eat them. These should be while Medaka are very communal is to properly manage your tank. put in a separate bowl or container. fish, persistent overcrowding in a Separate ill-looking fish and give They will continue to grow normally tank can lead to illness and loss of them immediate care. in clean spring water, conditioned fish. Academic Biology Class of This is only a guide that was taken from “The Japanese Medaka: Care and Development” by 2014 Robert V. Kerchen and William R. West. To view the complete guide, please buy the book.