Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1899-10-28

m gprInrH ON tho property of Mr. An
drrr1n muHt 20 them 100 the bottom of "a
small pond Boa which earn aud trout
have been introduced by the owner
both being tlid 90 thrive. a small
rprlug on the marElu ~ the pond had
density OF i0O03. about 90 yards below
the discharge ~ the pond the density
WIS i.OOig. about $50 yards below IL was
i.0ois. and about half "a mile from the
pond Il had risen 90 o0i9. ul deualtle1
being corrected 90 $50 g. Near the place
NJ which the last reading woo taken
sluggish spring rirca from deep hole
with abrupt margins. the density there
being i.0oii. IN the stream forming the
discharge 81 the pond confcryoid alEae
in abundance and several schools of
small iinh wore rccn There 10 u cnploul
discharge Of water from the pond. nnd
tho low, which wac not measured. lH
said 10 vary but little with the seasons.
Ia the lower course % thls stream tho
land becomes somewhat DOGGY and
much uf the water 10 lost through
evaporation over the Increased surface
thus produced.
Two springs were next examined on
tho property Of Mr spencer. several
miles west of Chambers station on the
road 10 Black Rock They riae between
the highway and the railroad The
enst spring hns q density OF l.OoO1 at ltH
source. and the west fnrl.F l.0Oi1 ut the
railroad ana I .ooii about goo yards bee
low, both 90 them How through hIagy
ground. and their courses arc much
chokcd with alEac and wut'tcfcfa
Near Black Rock are two springs iuat
south OF the highway and about hair a
male from the lake Tho eastern one
which On the larger hlI "a density NJ
l0oA6 the m0Hi saline spring examined,
The flow from THE spring exceeds that
% any others except that &c Chambers
al fTHNs HN
fourth milo west ~ The enc juri dcn-
cribed. Is much smaller aud has dem
city OF i.00is.
WHERE OYSTERS WILL LIVE.
Oysters VIII live IN water of e. den.
flty or specific gravity between i.O0s
and about i.o02i. but near the llmlte
mentioned they are inferior ln quality
ana OF but little value aR food. Ia
water o. low density they become poor.
ilahhy and tnatclcsa. while near tho
upper limits Of their adapthbn.ty thcy
become small and almost worthlra., ar
may be seen IN tho mangroyo oysters In
certain parts OF the South aud ln some
OF the West indies. To raise Oysters
of the best quality II IL necessary to
have the water Of such sallnity 40 win
give apcclfic gravity Of between 100
and 1000.
II will be observed that none Of tho
springs examined has density within
the limits which experience haze lndl-
cateh IA most favorable Tor the produc-
tlan Of sapld oysters. but the eastern or
larger spring at Black Rock ~ saline
enough TO support adult OYSTER, and 60
admit OF their brccding In all probu-
hulty therefore, provided that the
chemical constituents OF the water were
not such as TO prove Injurious self
sustaining oyster beds might be cstnb-
lished in the waters flowing from this
spring. but their quality would not be
sufficiently good 10 warrant the at
tempt
H. however this water were con.
Quoted into shallow ponds the oyapOra-
ton would tend TO raise tho density.
The evaporation al Salt Lake city IL
about 70 inches per annum and the rain.
fan about 90 Inches, go that the mel
lofs In fresh water " about 2 feet per
year. a pond 2is feet deep and without
an outlet would by solar evaporation
alone have lta denalty raised 20 within
the dcslred limits In less than two
years provided sufficient water from
tho spring be introduced from time TO
time to replace that lost by cvaIlora-
tlon. II no water be- allowed 10 afcnpe
from the pond save by evaporation,
there will b. speedily reproduced ia
miniature the conditions prevailing In
Great salt Lake and the density would
soon rise 20 "a degree fatal to the oya-
ter After tho pond has reached tho de.
sired salinlty, however. Il may be- main
talnod within The proper limits by regu-
liti0n Of the intake ana outlet eluicoa,
the innowing stream Of lower density
tending To reduce the aallnlty OF the
pond by replacing the donaer water
which flows from the outlet By nice ]
adjustment OF the lnfluont and efiucnt
streams Il would be paealblo 10 rogu-
late the density within cnmparntlvely
NIHa.N D. .NaaNs
ssonal attention on the part 81 tho !
operator, Two conditions are Imposed
by the probem fa) The Inflow must
equal the amount of water lost by /
evaporation, plus the quantity lowing /
out OF the pond, minus that which is |
gained from the rainfall IN the pond; |
b) the smaller amount Of dense water |