New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1875-03-15

90 many Of the pouds and water OF our country
thai Is ss,e sss Of NewYek utterly
populated offood fspes when the FISHERY COMMISSION
was appointed six years ago.
ARTIFICIAL PIsH BREEDING.
The rst point Is obtain tho spawning sh In proper
condition for II tho eggs not mature, or ripe as IL
usually called not only arc they useless bns the enor'
TO extract them will kill the parent Fish breeders VINO
make the cultivation Of salmon and trout BUSINESS
and there many Of the latter In this country Keep on
hand in suitable ponds supply OF large nsh these arc
taken from the rivers which they are ascendng 70
yest Connected With the ponds in which hey
confined is raceway. or long, narrow troush' w.en
Into this they viii proceed themselves when they arc
ready To perform eir allotted not Of Reproduction anu
the mouth of the race and frightening them into H. Sc
lects such az are ready for MANIPULATION. when III
perfectly ripe condition the eggs lilo free In the abdo
men and may be extruded 10y gentle pressure down-
ward along the sides OF tie fish, They are oauSht as
they tall 10 a basin and vi!aged by coming IN con
act with the mt from lies. for the FISH, male and
female are STEPPED indscrminate,y into one eomoa
tins fur OF water. under the idea that such an ar
rangement more nearly reproduced the natura .sIs
tos; but subsequent discoveries led to change o. s
method. Tic ova ferul gby tho sperinaloSiia
OF the ,nllt entering through The nir cI,1,n
i t. was nscera,pe9 however in practice that ese
spermaozjaitc tsdpees as tney appear 70 J1
the nicruscope-wore NOT fond OF water, an1' a'n1ns
very active when first emitted. soon dr3waeai; onned
among the oya in a comparatively dry state and ms !;
the method universally pursied Nv ptesen.;, IN nal
or reG hSn one egg in two was vazed now
fully 90 per cent made capable OF prouuva 1U"s.
marked and placed trougs These are made
nateftss-glass charfed or thlrel wVoI 70
feet long by IS inches wide, ana suodiWded
into compartments by low strips or DoaT1 10 Keep
the eggs from crowdns one another. Cold spring
water when has bceu carefully filtered by passing
several flannel screens comes IN at the nead OF
after Other and escapes at Tue lower end By this
arrangement the greatest dangers to the life OF no e
bryO are voded Sediment aud confersa cannot cross
the screens insects kept out altogether, dueHs ana
cells are disappointed of their prey. ana even Dig
mouthed, gassycyed master frog has no chance lor
surreplious meal. Tle eggs mature In comparative
safety de- Of Course others we're never properly
v1 ten per cent OF The wnoie In the natural meIod
not one In &C., certainly not ono IN l1o su
BY the artificial plan fully ninety IN every nuhieu are
saved and developed Here 10 the great gam III nsa uu
ture IL is the primary stages That tic advantage
secured. Say that afterward the perlis are aA anu
still see the enormous differences ia Its favor Allow
that young their birtn are In continual perl oil
their lives; that enemies stu pursue ana "aNay no
matter now they are bred suppose that ehat OF al
tnss are born perish before attaining marketable con
dton. In one instance mat hiii has 10 DC the IRON
supply already decimateG III the Other nearly s iuH
number Is to be drawn upon -, A.,
T1e eggs require about two months to hatch WIN the
water at temperature OF 45o, wmch is about the pest
state They demand constant care and attention. Tor
one egg dies becomes diseased II coDtdinnates is
hbors. The advance Of tho process is. however.
soou visible In the egg either the human eye or under
the microscope. Diagram OF eggs malurinel
From their deposit In the shape OF tny eggs
10 the full Developments as BABY trout or salmon WIN
tue bands of their swaddlIDg clothes stu on tner
sInoOth sides pur6st or pure
water. Dirt and sediment must be carefully preyeutel
b. flannel screens. Ducks ana iI0g nsn ana Dr9s tes
aud insects must DO excluded from Du Ing
the long Winter days of their gradual tney
must 10 watched and attended assduousy. Eternh
At last however the careful foster father of millions
of fshy young Will be rewarded ior DIS s noie
broken egg shells in the water and on closer INSPECTION
viii %rgng b"t OF Oo and
occupied with wonderful intensity In ne soo purpose %
hiding observation. These are uganly, Uniformed
iry. weighted down and iuoumbered with the ugly,
troublesome umbIlical scale When they once begin 70
appear they ia thousands. IN nYrlaur ID miiohs
for 1t is nothing to talk OF millions IN nSh culture my
the trougns are full and the eggs al gone. tne
Sre ffbo1@h still they must DO watched For ABOUT 80
days they remain comparatively helpless ana heeG 10
they change briga active shapeiy hSn dinicuit
to cunning to hide rapid OF noon n up ~nr
ana all s But just here tAe WORST pciP'eA Va
the fish culturlsL DeBlns IT,. -. 49, A..
taan II can honestly merit; 1t has done wonders already
1t mas restored barron rivers has reduced the price OF
enormously the yield OF fish, aniocOmuenced the farm
ing the which, in the end WIN prove
second only in national to nd farming II IL does
not absolutely attain equal imp0Ftance AZ prese n
very young OF The sailontdG. The older hsh are more
within control out wnon first beginning 10 take
food tie minute crea substances which they III
their natural state obtain from spring water canuot DO
furnished TO them by man In sufficient quahtllestO
lew buQdred or thousand viii live almost anywhere
hi Wien You come TO treat of millions Troublesome
barrier preents itslt in the way OF iOOd. Tho difficulty
Is not ~ Serious hOwevc when u Is remembered that
the tire yield Of shad IN the aVtJ iaVer lof year.
that the largest OF our hshe1os pOes NOV exceed
100000 aud for the further reason that %Qen 0gt or
have reached this early stage they are III their
best condition to transport for distribution They can
tnep in without much difficulty attention
considerable distances aud may at once DO turned loose
III The waters where they are needed lIey nave
the bottom Of the stream Will hide one, every fallen leaf
and twlg will be converted iniO screen against the
ing % a
TO be quick or Sly to catch the agile fellows III their
Moreover the wisdom Of feeding FISH is doubtful In
point practical economy 1t Is preferable To Use up fish
In order produce flesh. which he more costly Of
the two, than 1esh into fish, For rare and
highly valued varieties which on limited supply bring
fancy prices in the market, there may be individual
gain 1t may pay in d mercantile sense to feed trout
bringing 81 pound on liver worth but 10 cents But as
question Of food supply the pcople 1t would seem
uDiustianls to convert lne DEMONSTRATING article
into the lower ana there can be no question hdL mere
is musciecreating and life-suppornng quality in
SO our salmon or trout whom he has successfully
carried this period OF his life, must be- as he ought TO
be- turned out To shit for himself. Ii he IS salmon
after a few months preparation TO strengthen MS
suews test his powers he goes down 10 the sea,
there to dwell and feed aud grow, gaining wonderfully
in slze drawing his sustenance from the e1hsustess
house OF the world. and coming back to man in
few mont ms a magnificent embodiment OF strength and
beauty bringing to the lord OF the unvere hve or Yen
pounds OF delicious food as ever delighted gouT,
inand's palate satisfied hungry mans stomach: II
he Is only trout younger brother OF ths sl0fSns
of some pond or Craze some pebbly mountain DroOk
aud struggle up half pound or more before twelve
mo nths snail have rolled over bis head.
SALMON AND TROUT IN MARKET
Salmon and trout excessively dear iii our market
They will at times bring 81 50 pound and never 1aii
below 30 or 40 cents Hence they longer food Of
the people Yet reported that they were so abund-
ant IN the Connecticut River within hundred years
that articles indenture Of apprentices provided by
special clause that salmon was not 70 be ied 10 hem
more than twice week l have always doubted this
story but within a few months a gentleman OF my az
ouaDtance assured that he had III his possession
among his family papers, indenture containing this
Identical prOysiol Hs promised TO send II to me- but