New-York tribune., 1896-03-29
THE MATCHING OF COD.
SEVENTEEN MILLION DEPOSITED IN THE
SEA IN ONE YEAR
From The Boston Transcript.

From The Boston Transcript
The hatchery Is situated the shore side OF Ten
Pound Island. and is small square building. with
quarters Tor the men the second one. Here Mr
Locke and about eight or ten men work over t tne
vernber to December |. finishing up about April
!. It takes only about two week. hr,.6 r4r a
freshly taken egg TO develop INTO an emDryo.
so that 1t will bc seen that the latter must
be turned out very rsP ana S Is, Is in ytn raSs 'ae To
the sea some seventeen millions oi unacVe,op'-l @
eS,,ng things in regard to this station. and in
which superior - every other hatchcry, is the
Ih syer1 H ~' @ss ha,ehc out here is an egg which
under ordinary conditions. would be iset ana this
taken entirely from the fishermen and almost
wholly from ihe nee in Ipswich n Bay g.. ., XII
terry through which port they mark, IN the'r ,sh hsh
/, is base Of supply The spawn-taking station Of
ihc Gloucester hatchery is therefore situated az
of the station: mate and i've scamen. Each Of the
nve seanirn il sent out one Of the boats OF the
nsnt nsnt ihe ' epnwn from the fsh that are taken
may rAady bc that but for this man the spawn
taker ,aR-s the spawn from the females and the
milk from tho males and places them iogether I'm. IN
large iron kettle made ESPECIALLY FOR the purpose
In doing this he improves on nature for ny ms
while II they are laid in the open sea the per
ccn;agc viii not De greater than per cent As
sgh rGS a. hr % s,awn which has been collected by the
different through the day IL taken Dy me mate.
srgs are then placed in tho tanks and there Is
nSthng more to do but keep them in clean. fresh
Therc are eixty-iour tanks in the Matching room
Of tho 81 ton. each about l2x% inches In size.
are kept in use pretty steadily all through the sea,
They are supplied with ircsh ssH s wa,sr iron, IN
turn hllel by pump taking Its wmtsr rom on we,I "ed
Of the tank. and perfect tidal ebh and how guar
anteelng complete change of the water IN @ Tn.
device at tho othcr end. The primary overflow Is
from the top OF pipe set uprisht In me tank ana n
latter before It runs over this another larger
pipe IS placed closed at the top ana open al the
bottom. The water rises In ne tank unu IL teacn"S
the overflow at the top of me nrst PIP ~ ~ soon bn
as IT, OF course begins 10 fa'l put me
pressure the water In the tank keeps drivi;s !.
up between the iwo pipes nnt II h"s & 1 When en t the
Senns AZ ne IN se9m Dt ns @ the
two pipes. and the tank fills up again by ms
changed while simple overflow might simply es-
ablish "A current along the top OF the tank ms is
n"cessary In hatching the eggs The water T.: slight
y warmed being kept IT tSmperatiure t IRE 9r ~ de a,
this time OF year ls about 30.
Msch RRove dI ''1 Thess s small
proportion Of the whole but i Is important @ @tha'
tniY w inSre nhGr,' the others it IS Comparatively easy
matter to do this, although 1t REQUIRES constant
OF the tank so that all that l. necessary to DO IS
| 10 change the others into another tank. and then
The eggs are about one-eghteenth OF an inch II
slzo and the naked eye appear IRREGULAR In snare
'IST perfect globe. entirely Transparent in the
freshly taken having y9lk about hat the sS, ~,
| OF the whole egg, and only dstinsushable by til'
! fine line OF division As the egg matches the yolh
Increases in size until IT, at six days old. occuple.
nearly the whole OF the shell At from twelve &c
fourteen days the embryos begin to make their aP
and then breaking through It tail nrst. They do mo-
look much IKE Goldfish. hut more like tadpoles. hay
! ing a big head and staring eyes and being whiusf
in color They are usually kept for two or three
days after they hatched. and then put out int
he colI themselves. ]
DO not freeze to death or are not gohbed UP by
! somo larger fish. pass through various etages o
| evolution and eventually end their careers as tn
highly priced and succucnt Goldfish ball of com
| mercc.