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1
The newly hatched salmon, or
alevin
,
encumbered with its legacy of yolk (Y.S.
2
The
alevin
stage is the stage in which the least mortality should be expected, and the little fish give but little trouble.
3
The
alevin
stage was that in which the fish give least trouble, the stage I am now describing is that in which they give most.
4
As soon as the yolk-sacs of the
alevins
are absorbed the little fish cease to be
alevins
,
and are called "fry."
5
There are, however, several diseases besides fungus (of which I have spoken already when dealing with the ova) from which the
alevins
may suffer.
6
"Blue Swelling" of the yolk-sac is another disease from which
alevins
sometimes suffer, but I have never heard of any cure for this.
alevin stage