New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1865-10-07


rhs bo,es f containing the ova were twenty fonr IN
her each being six feet long eighteen inches wide,
nina inches Deep and open at the top The whole were
d,poecd IN . double row. parallel with the original
OF the ri Each row consisted Of twelve boxes,
,ac end 20 end the beds OF the foremost commencing
shortly below the lower end Of the dam. piece OF
three iucbe, in depth and nine In width cut from
each log in order to allow free passage for the stream
through the whole SERIES At the junction OF each box
WAS nailed sheet Of tin with turned.up sides TO pre-
vent the escape Of the water couple Of pipes ynrd
In length and tro inches In diameter conveyed the
stream 10 the foremost box in each row. the end OF the
Mines inserted In the dam being covered with flee wire
20 prcveEt the entrance Of trout and Insects The
whole were arranged on q gentle slope 80 as 30 avoid
steenston and Insure tolerably rapid flow Of water
The boxes being arranged strata on which TO place
the oya was then formed. II consisted Of mixture 81
,end and gravel Of the depth Of several inches upon
which were deposited pebbles Of the ordinary she Of
road metal When properly prepared for the reception
OF the ova the stream averaged two inches In depth
above the average Of the stones.
At a short distance below the dam two ponds were
constructed to contain the fry the one receiving the
stream from the double row Of boxes. aud the other
from the bed Of the r The superficial area OF each
was 24O ysrds being much too small. as finally ascer
tanned for the hosts OF fry with which they were viii
mateiy tcnapted.
HOW TO SECURE THE OvA.
A spavninc bed 10 the immediate vicinity afforded
eyory facility In order to obtain the spawn in per-
ecty mature state the fish taken from the spawn
ing bed In the very act Of It's deposition. They were
caught with nets at night When taken they were in
san,ly and without injury. put into an oval tub one
fourth f Of water. SO soon rs pair OF sut'bie hsn
wers oap,ured the oya from the female was immedi'
atey discharged into the tub by gentle pressure ~
the hands from the thorax downward. The mt Of The
male Was elected in similar manner. and the contents
of the tub gently stirred with the hand. Aher the
lapse of minute the water poured of, with the ex
cept,on Of sufficient 70 keep tho submerged ara
fresh supplied In It's place. This also was poured on
and fresh substituted previously 10 removing the i'm
originated spawn 10 the boxes prepared for It's reception
In dicharging the ova from the abdomen OF the To-
male all violence was carefully avoided. IT, on eInmi-
nation the oys were found TO be immature the fish was
Immediately returned to the river and others In more
advanced stare taken. When q sufficient quantity OF
SHAWN was collected Il was at once removed TO the
batching ground An amount prupoftioned to the size
Of the boxes was carefully poured in OF the head o'
ench the action Of the water scattering pretty equally
among the crevices OF the stones. temporary In
creased now Of tho stream easily distributed It wher
ever il might happen N be closely crowded together
Out Of 5000 roe deposited in the spawning boxes.
90 O0O were successfully hatched.
MR. JOHN GILLoSgs PRocEss OF PRorAdA11No
TROUT AND SALMON.
Az owner OF the Longland Fishery" the opinion OF
Mr. Gillone 10 received with much confidence and re-
speot throughout England. In tie frat place. be
states I'VE have milldam heeked at top ana Dot
tom" CAS- the word k,ek an engine or instrument
for catching fish, suppose that he means peculiar
net s!ngury constructed weir Tor preventing uoh'
or salmon from passing IT, and rendering them hAbe 70
capture in the attempt. ED Tie upper part OF the
dam was laid with gravel suitable for salmon or iront "a
spawn In naturally. There Is also avery suitable stream
for trout salmon 70 deposit their spawn and SO soon
as fishing about TO close NO take The mum
Der Of fish required to fill our breeding boxes viii
formulated ova. and pu, them into the dam and keel
them there until them beginring to spawn
(spaw 10 sometimes continued for several dsys an'
sometimes weeks. by single pair Il fsh. The nal
trout or male salmon forces tie female 10 ID
spawning bed before al tie Is sufficiently natures
. for deposition. ED We then shut down our uppe
sluiec. cscL and examine oil the fish. and Keep In
large wooden box oil the fish ready Tor manipulation
returning the iest the dam TIL item snnin
to spawn second time, and % on ill NC get them a.
spawned.
We spawn them In boz three feet six !nche
long. seven inches wide and nine inches deep with =
much water as will cover the fish. We frat take tn
female fsh from large box flled with water close
hand lay her 10 the little box she swns uhat Ia
her back up) taking her by The tail with the rgh
hand. end with the left hand gently press from III
neck the vent until you get all tic roe excluded w
then pour of about half The water and the male fs
the same way. mixing the mil. with the water by To-
hand. After mixing the ovs, We have q large tltc
that fits the neck OF bottle. wGtertght. with rim
OF wire gauge two inches deep We then MI the botl
. and G.ter with winter, then. pouring of the create
part Of the water la the spawn box, empty the 10
and wafer into the filter. The roe. Of c'nrsc. sink
into the bottle the water runs OF through tho wiz
gauzc and prevents any Of the ova iron being spilled
The bottle 10 marked Oft In divisions. each division hold
ing eco eggs Tn average sze. by this way we conn
our roe with little trouble that deposit IN our breed
ing boxes In putting the ova into the breeding bo1e
have Tin tube that fills the neck ofthe bottle
tperng TO about q halfinoh circle at the top
his tube place below the water in the breeding boz
and gradually empty the roe into gaSs bars. Gu
breeding boxes are two In Iumber-or retLer coniin
uatoa Of one. They laid quite Level. 80 that th'
water circulates down tic and up the other IT,,
boxes arc made Of wood. four Inches deep, one foo
wide and the length Of the two boxes combined Is L.
feet These boxes supplied with frames inside eaci
threo long Oiled with strips Of glass will
sharp cages ground OF prevent cutting the young
fish. The glass is laid across the stream forming gut
tiers, In which the 4, placed In the run e
the wafer the glass Is supported in the frames three
ouerters q an Ich from the bottom Of tho box the