The Bemidji daily pioneer. [volume] (Bemidji, Minn.) 1904-1971, 1912-04-30
PLAN TO DESTROY CARP
They Attack Eggs of Other Specie.
During Spawning Season and
Do Much Damage.

St. Paul, MIMI, April 3O.-One
hundred million wall-eyed pike and
four million brook trout will be dis
trlbuted throughout the lakes and
streams of Minnesota this year to
provide amusement for sportsmen.
The last of the trout are Just leaying 2
the hatcheries and crews of men arr
in the great north woods gathering
pike spawn to be hurried to the
Matching tanks. Within sixty DAYS
the distribution will be finished and
a record established of 396,573.7OD
small fish or :'fry,'' as commonly
called, liberated in free waters with
in seven years. This record probably
is unequaled
In addition to the pike and trout,
possibly a half-million bass will be
planted this fall, when the season
for gathering arrives.
When the hot days come, when the
asphalt begins to soften, the streets
to bake and steam in the wake of the
water wagon, and Office men dream
OF lakes surrounded by pine trees and
spruce and tamarack, it is expected
the rush to the famous fishing hauhts
Of the Gopher state will begin, There
are 10000 lakes in Minnesota, in
some Of which no white man has ever
cast a line. Practically all of them
TEEN with bass, pike, crappie, trout
and muskallonge. In the northern
part of the state, especially in dis
tricts where no numbering has been
done, are virgin lakes unequaled in
all the world for game fishing.
Fish Eat Beef Liver.
Planting approximately 100000
600 fish fry, propagating them and
caring for big game, has cost Mime
sofa s755,232.64 during the past ten
years. Included in this sum, is the
cost of nine tons of beef liver, the
dinner de luxe of the wiggler just
learning to swim. At the hatcheries,
liver is ground to pulp and fed at
the rate of 200 pounds a week. A
minnow takes to liver pulp like kit
ten to milk
Matching young fish from spawn
. and mothering them till they a1e
large enough to forage for them
selves, is technical work. Trout
spawn are obtained from shallow wa
tiers where the mother trout has
gouged out hole in the sand and
gravel and deposited her eggs. The
hole is carefully covered and the
spawn left to be Matched by tapid
waters and warmth from the earth.
The female trout will deposit from
1000 to 1900 eggs or spawn in a
season. Gathered and taken to the
hatchery, they will hatch in sixty
days with water at "a temperature OF
forty-eight degrees. For each degree
the water is colder, five days more IS
needed. Thirty days after they be-
gin to move about beef liver is fed
and the long tanks, filled with run
ming water, show signs of activity
When the trout get to be an inch
and half in length, they are ready
for transplanting to open waters
and are called ''fngerlings" In tAC
years they grow to be small sized
fish, large enough to eat, and in three
years they become full-grown
Pike Are Cannibals.
The wall-eyed pike-which resem,
BILE bass and are just as palatable, are
the cannibals of fshdom. When the
pike fry get to be large enough t,
move about with ease, civil war We.
gins and the rate of determination
is measured only by the gluttono,l'
appetites of the combatants. When {
young pike becomes hungry, he turns
to his nearest companion and pro
ceeds to eat him, taking bite out o
whichever part he first touches. Ac
tivity of men in charge of the hatch
ing tanks does not stop them, ant
the only way to preserve the fry il
tact, is to move them to open water
where there is opportunity for escap
or free-and-easy room for uninter
rupted fight. g...z~. - ..
The female pike is the creates
producer of eggs or spawn of an,
game fish in America. Large pix
CONTINUED on last page.)