Upload
others
View
10
Download
0
Embed Size (px)
Citation preview
I/OJ C- # 4JLD • 3Wi-ODO
LAKE SURVEYS:
NANAIMO RIVER WATERSHED
JULY 1980
B. Blackman
Nanaimo River
Salmonid Enhancement Project
v|^/
- 1 -
INTRODUCTION
The purpose of the lake survey program in the Nanaimo River watershed
was to gather baseline data on:
1. biophysical features of the lakes
2. water quality
3. fish utilization and species and diseases present
4. to find a suitable lake pen rearing site
MATERIALS AND METHODS
Lake surveys were carried out on nineteen lakes within the Nanaimo
River watershed (Fig. 1). These lakes included:
1. Barsby Lake
2. Beck Lake
3. Blackjack Lake
4. Blind Lake
5. Cassidy Gravel Pit
6. Crystal Lake
7. First Lake
8. Fourth Lake
9. Green Mountain (or Heart) Lake
10. Healy (or Panther) Lake
11. Holden Lake
12. McKay Lake
13. Myles Lake
14. Quennel Lake
15. Second Lake
16. Shelton Lake
17. Third Lake
18. Timberlands Lake
19. Williams Lake
In most cases, the write up for each lake contains a physical description
\jSfnm'
c%jjy—'
G
- 2 -
a contour map with vegetation noted, water quality data and gill net data.
PHYSICAL DESCRIPTION
The physical description of the lake contains the following information
and the method by which it was determined.
NAME: Name of the lake.
DATE: Date of the survey.
LOCATION: NTS map number, latitude and longitude and the UTM number.
ACCESS: Recorded by the S.E.P. field technicians. All directions start
from Nanaimo.
PHYSICAL DATA: Surface Area - Calculated from the survey map using a
polar planimeter.
Perimeter - Calculated in metres using a map measurer.
Volume - Calculated in cubic metres using the following
formula:
VoW =[i A.+1(D.+1 -D.) +H(A± -A.+1) (Di+1 -D.)] +̂ (D^ -Dfe)Where A = the area of the contour line
D = the depth at the contour interval
k = the number of contour lines
For example:
Volume = 90(3 - 0) + *5(100 - 90) (3 - 0) + 80(6 - 3) + ^(90
70(9 - 6) + *2(80 - 70) (9 - 6) + h x 70(10.4 - 9)
- 80) (6 - 3) +
-. 3 - ' • "
Elevation - In metres, determined from the NTS map.-
Maximum Depth - In metres, determined by the field technicians
using a hand line.
Mean Depth - Calculated in metres using the formula;
Mean Depth = Volume (ra3)Surface Area (m2)
DRAINAGE: Taken from the Fish and Wildlife Branch maps or from the NTS maps.
PHYSICAL CHARACTERISTICS: Noted by the S.E.P. field technicians.
VEGETATION: Noted by the S.E.P. field technicians.
BENCHMARK: Noted and placed by the S.E.P. field technicians.
PUBLIC UTILIZATION: Noted by the S.E.P. field technicians.
COMMENTS: Noted by the S.E.P. field technicians.
CONTOUR MAP
The contour maps of the lakes were either taken from the Nanaimo
Fish and Wildlife Branch or were drawn from data gathered using a handline. The vegetation marked on the contour maps was identified and notedby the S.E.P. field technicians.
WATER QUALITY DATA
The water quality was determined by the S.E.P. field technicians.
The tests and equipment included:
SECCHI DEPTH: The depth of light penetretion in metres using a secchi disc.
WATER TEMPERATURE: Taken at one metre depth intervals using a max/rain
thermometer or- a Yellow Springs- Instrument - model
33 S.C.T. metre.
DISSOLVED OXYGEN (mg/1), ALKALINITY (gr/gal) and pH: Standard Hach testswere carried out at a minimum of 2 depths. Carbon dioxide (mg/1) andhardness tests were also carried out on occasion.
_ A -
CONDUCTIVITY (umbos) - Tests were carried out at each of the test depths
using the Yellow Springs Instrument - model 33 S.C.T.
meter. If the instrument was unavailable, a % litre
water sample from each depth was taken back to the
office for testing.
GILL NET DATA: Gill netting was carried out in only 9 of the 19 lakes. The
nets used were sinking monofilament, 50 x 6 ft., 1/2, 3/4,
1, 11/2, 2, 21/2 and 3 inch mesh. All fish caught were taken
to the Pacific Biological Station to be tested for diseases
and parasites.
RESULTS
Disease and parasite analysis on gill net caught fish were completed at
the Pacific Biological Station in Nanaimo. The results were:
/. Parasites:
Digenea: Crepidostomum farionis
Tetracotyle sp.
Cestoda: Diphyllobothrium sp.
Proteocephalus sp.
Acanthocephala: Neoechinorhynchus sp.
Nematoda: R.habdochona sp.
Sterliadochona tenuissima
Trematoda: Neascus sp.
Protozoa: Myxobotus neurobius
Parasites were found in normal numbers for wild stocks - specific
cases were not given.
Diseases:
The only disease found in the gill netted fish was furunculosis. There
(War were 2 cases of the disease, one chinook smolt and one spawned out adult
chinook.
~>
- :> -
NANAIMO RIVER WATERSHED
&OA4£ufe \JtfCSL
^ I
<?/>ufct*
Jl
vte<%» u<w&
0
9
Fig. 1 - Lakes within the
Nanaimo River Watershed.
- 6 -
VSiiQ**
Mi
'« ft
a<jvtvc^p«o<. t-**r$s
ISfft, uxwe
t \\\ %
S
9VT
u*v*s C/
/y
I ^sg^^'
- 7 -
LAKE SURVEY MAP LEGEND
SYMBOLS
^-"~>. Road
>"1, ** Railway
Power Transmission Line
^ .'x Bridge
O Building
•* Stream Flow Direction
"^-Ai-rHSontour Line
vP Water Chemistry Station
© Benchmark
*• * * Gill Net
—> Flat Shoreline
1 > Moderate Shoreline
-*-*-> Steep Shoreline - 30°+
a\\> Very Steep Shoreline - A5°+
/"X Beaver House
^ Beaver Dam
""/ V Picnic Site
/N Campsite
VEGETATION
I> Alder
C- Cedar
^ Douglas Fir
H Hemlock
? Pine
S> Sitka Spruce
W Willow
-3«& Swamp
CT Cattails
L-l— Leather Leaf
LP Lily Pads
^STT Detritus
- 33 -
LAKE SURVEY
NAME: First Lake
DATE: May 10, 1979
LOCATION: NTS // 92F/1 Lat., Long. 49° 06', 124° 10' UTM // 150 385
ACCESS: -turn right onto Nanaimo River Road from Island Highway
-go 20.8 km and turn left at campsite sign. There is a boat
launching ramp at the campsite (200 m east of Crown Zellerbach
office).
PHYSICAL DATA: Surface Area -1,960,000 m2 ffr^* ^^^^Lj X jL^
DRAINAGE:
Perimeter - 8900 m
Volume - 8,049,000 m3
Elevation - 193 m
Maximum Depth - 19.2 m
Mean Depth -4.1m
Main inlet and outlet is the Nanaimo River.
^T-
VEGETATION: The lake is surrounded by fir, cedar, alder, willow and some
pine. Along the shoreline there is some leather leaf, lily pads,
sedges and bulrushes.
BENCHMARK: 1 m above water line on piling on north side of lake.
o
\ F
f\ 2
«E3C^VJE5 1* \OSCO
^
^OOOOH
1
9xAJfoj«4^> VW*H \0, V«\>Cy
s^t
•* 3UiHfe,i<W)
V
s /
\
U.
V.
N S
N C
\
- 34 -
£>
\
^ f
.^eoc^cb
NAME: ^Vt^ST Ua*£
DATE:: fto£v.v_ llo , \<\^f\STN NO: \
AIR TEMP: \V^WEATHER: £x*i*±\% CLOUD COVER:©
WAVE HEIGHT: <^lm
SECCHI D£PT$: 4--S >-\,THERM. DEPTHi vo>©*^.
pcH
w
/
GO «-"--6 | u
•^ 00
O Jxi• ; J
o <:
o
31
O PC'
V
£ \\.o l* I to b.T-
3
4- %o a\
10 3-.0 3L\
u
\* l-.o
If T-.o II \ 2X <*>.£>
51
LAKE SURVEYS
DATE: A<?fc\v_ lJot\<\~V\4STN NO: 2,
AIR TEMP: Wc
WEATHER: tsu*^
% CLOUD COVBR: C>WAVE HEIGHT: Cj*uk
SECCHI DEPTH :-^^ctovaUm^THERM DEPTH:
DATE: vq<?avu ^bo. v<W\
STN NO: \
AIR TEMP: -ZX>°C
WEATHER: '?a«svau_a ooeRyRK*
% CLOUD COVER: ":rO%-WAVE HEIGHT: o.7_ v\SECCHI DEPTH: T-.e'-N
THERM DEPTH: s*»os.
32
Cd
/
00E
t-4' O)
CO o00 X
•**».- • s . 1
>-i 300 ^^ PC
w O . - . ... H^ Z PUJ O PC W< O. cu Q--
Oh
/ ...Ml
ooE
CO00
u00
>«• ,
U•J
I °\.X
* °|.o i° »
3
If
S fc.3> 1
u
"? _
8
<¥
|o 7-S iv 1
/I
U
13
14
i£ ^ . ll 1
(0
oJCe3
Ozo PC
U.l
b.l
(o.«
- 35 -
DATE: H*H \0,v<V^STN NO: \
AIR TEMP: \18C
WEATHER: Ov^^g**^
% CLOUD COVER: vco%WAVE HEIGHT: :ft\peua$>
SECCHI DEPTH: 4-HTHERM DEPTH: sbo**5
PCH •
W
\
3
3.
?
8
\o
II
I*
I3>
/OX)
|o.o
\O0
\0.o
%*
%£>
<»./
8.1-
7.8
00E
CO00
oJC63
^ Z•J o PC
a
ao
3D
k z 3.o fe.7
Af
A!
51
I 23 fc.l
S3
n
NAME : f^v^sr ^=rtsz- 3b -
DATE: tA<*A V.O, 1<W\STN NO: 5AIR TEMP: VSl'CWEATHER: CJMA*Jfe»e<veoS
% CLOUD COVER: \oe>7«WAVE HEIGHT: &.«***£>SECCHI DEPTH: 1>VATHERM DEPTH: *aov*e
DATE: K^VH 3©, v<vy\STtf NO: V Ct^ueTOAIR TEMP: Vfc'CWEATHER: <*-oo<^
% CLOUD COVER: \*/»WAVE HEIGHT: e>.ol tA
SECCHI DEPTH: <o.3-*ATHERM DEPTH:
DATE: »AA«4 -iO , V<W\STN NO: 2. Caz**t«s^AIR TEMP: \ fc*CWEATHER: «i>u^»oH
% CLOUD COVER: 5%WAVE HEIGHT: Q> .O \ vASECCHI DEPTH: S<ov\
THERM DEPTH:
DATE: ~Sv*& \ft,\*ft\STN NO: 2.
AIR TEMP: Ao°e.
WEATHER: i«^*aH
% CLOUD COVER: 10
WAVE HEIGHT: C/*-MSECCHI DEPTH: "^.^^THERM DEPTH: V\Oh\
PCHP-«WP
rH
OO
S
O
P
rHCO00
u00
COo
1pz
PC
BOhWP H
OOE
a
p
iHCOOO
U00
<
o
•i3
^^
PZo PC
ex
PCHP-wp H
rH
00E
O
P*
rHCOOO
uOO
COo
. •§3
^^
P
§ PCex
gwp H
iH
00s
dp
iHCO
. w>
M00
COo
•a3
>^
Oo
PCD
!
i1_
._. -
»z IO.U !3L0 / it.3 / \5-\
5P,
z\
-vr
,.\
1 :
io. al ! -51 I a°>
-Li
5P L_ ^-7 ^<,
J3L V^U <4'j<$U fe* a _i
92
Al J42
14-P
\3S
°l (.* r^ <*•* 3 °\ |.X i^
3! ! !
Q> A. 14- <w! ; \sl\ f v?>£
_£l <te! ! |a <£ *M » £ \^ r^P. s IUi ^s ?/^
V|j^/ |l(o ^.a! j jas (* &.o ££
t.(,
(p \bS r9^ t, \S^1
5] *).3i . «. ^ at °i 0£ AS > ^•> °\ cO.d 3A fc.fe 1- vs \ -v;
—i?.»! i f» 0 \st.+ <?£ & V3-+I
i ^2 a ^
x ^o; i£}> °l \\s 93 °1 U^ fW <\ \Q.\ I ^> ^p lo'
16 s»j ; Ui3 lo VOP| ^ 10 10 •£ 95l 10 \\ 0
-i •— UJ
II
-L2.
1 i
JL. io. \ °i OS 5d t.3 l( \0\ PP. /i \n D -*o
S4! !24- J£ V7 2£ a ^•"> ff?t a k^ r> -^p
J3. 8*j : >f. 13 IS 93 (3 ^1- ?p
If ©£>, .s.4- it ^.^ P^ I1/
Out
j£. ^ ;as IS @.o _i_ ^<:
1 i _s-teL
/6 |\v: Vi (o* JJL It*
11^,, -JOV.
i 1 17- SO 8 kl Y\it
/© 1 bcrcr SVA W to 1 > 1.5 A.
ri
•IV-1 l>
1
i
"~
-: 1 i 1 i
1 li
i1
i
x^-
\jjjg^
LAKE SURVEYS
-NAME: ^-A&aT UV<e
DATE: 300^^,^^)STN NO: •\ .
AIR TEMP: 2S*-*^WEATHER: 2vJL>m
% CLOUD COVER: SoY»
WAVE HEIGHT: k=U*?ue5D
SECCHI DEPTH: ^-^nyTHERM DEPTH: ©M. Toe^TtoH
DATE: v^Vu^vA^r i^W^STN NO: \
AIR TEMP: \fc.>
WEATHER: «*r\0
% CLOUD COVER: 8>o%WAVE HEIGHT: Cvioppn,
SECCHI DEPTH: *V*
THERM DEPTH: °\-\2_*-\.
H
I P H
^ 1<\.C
OOE
COOO
OO
S4
\ ..VA.O
A [°\.o °l ^
[bS
18.0
s 12>.o
1o \fc.0
1 H-.o
s \T-.o
°l \t.O
lo Vb.o 5-4- A
W
u.o
(0
o.cS3
PZo PC
ex
(©.1
V>.\
wp -
1/
a.
>
8
°\
10
U
\*
1+
\5
\°l.o
l<\.o
V\.o
16 O
v'b.o
lo.S
co
E
8
-H (fi
CO O
00 X.•^ 6Ui 300 ^-"^ P*: z-: o< u
A
t, <2 Mo
PCex
*>>
DATE: <b*c*4x*sr QA, A>«\STN NO: 2.
AIR TEMP: \b.S
WEATHER: ^^^
% CLOUD COVER: So%
WAVE HEIGHT: Chopp^
SECCHI DEPTH: T-.SnTHERM DEPTH: ~T--kVj*<\
a,
00E
rH CO
CO O00 ,c
•^ EU 300 "—'
. V QO US Z
rJ O
PCHPuWP .. p u ex
<r 1ft.
W.o ,
11.0
fi.O
(&.£
\T-.S
\4-.o
U.6
\°.S
\o.o
* .
3
¥-
$
b
T-
8
°\-
(o
J!
'5
l°|D
e 5 H© ^
Ibo
Ibo
\3S>
14<T
Ho
l3o
\3LO
- 37 -
DATE:
STN NO:
AIR TEMP:
WEATHER:
% CLOUD COVER:
WAVE HEIGHT:
SECCHI DEPTH:
THERM DEPTH:
PCir*P-,wp
OOE
rH (0
CO Ooo s:
^ sU 3e>o "—'
^ p^ z•J o< o
Nlfer'
^j^/
NAME: ^vRssr Ly=vv<s
DATE: Cfc*o^=fc. ^vQrVASTN NO: \
AIR TEMP: «A£>-S
WEATHER: t>v->M+% CLOUD COVER: ©
WAVE HEIGHT: C**-*^
SECCHI DEPTH: ^T-S^THERM DEPTH: i^j&
PCHP*WP
P-.SwH
tiT \svs.s.
H.o
\4-.o
n.o
\4-.o
W-.o
V
a
1
8
; ^
/O
II
1^
OO
E
COOO
U00
<
CO
oJC
6-3
pZ.O PC
ex
°v 2 3s t.i
k.^
LAKE SURVEYS
DATE: Ocxoeee. 0., \<=\^STN NO: <£
AIR TEMP: <2.©.«SWEATHER: t*^^
% CLOUD COVER: O
WAVE HEIGHT: cahl>aSECCHI DEPTH: L^ShaTHERM DEPTH: Vb -Hm
0-* - £w . wP : H
"» \s.«>.
\ \4.a
5 l-V.2.
3 14-..0
t IH-o
5" \4-.o
<p i+.o
> t+.o
dft.**
'i . v3,£
1° \3.A
n vs.a.
13k *b.O
1*2. VS.O
I*
oo
E
P-
rH to
CO o00 ,c
"*»*». 8u 300 ^^
V, P*' Z
3. o PCA,
\ 4o b.<\
(o A 38 (*•£
0 <3- f 0 b.?
DATE: CCTCS&3R A^. \c\t^STN NO: \
AIR TEMP: \Q_°c
WEATHER: -Dev&SL-
% CLOUD COVER :^<&%WAVE HEIGHT: o*l>aSECCHI DEPTH:
THERM DEPTH: u^-
PCH
wp
Pi
^ \a.o
oo8
CO00
u00
CO
ox.G3
PZo PC
ex
\ \3Lo
-2 a.o & Z J>2 (p.S
3 \Q.D
if u<
>> 12..&
(a . l3t.o
^ \2.-D
8 \\.%
5 1 SI b.8
- 38 -
DATE: Oc*rt*r5fe a^WSTN NO: «S.
AIR TEMP: \**-°WEATHER: I><U**as-.<-
% CLOUD COVER: °i8%WAVE HEIGHT: o^nSECCHI DEPTH:
THERM DEPTH:
PCH
WP
00s
rH CO
CO OOO X
^ s^ 300
14•J<3
Pzo PC
CX
H- px>
to \-a.o
l\ w.s
u l\^
\*. ivs
v+ u-a 1 ^.s 55 t»a
NAME: f^fcST U*w<e
DATE: VWVAfc, V<\feo
STN NO: \
AIR TEMP: \>*cWEATHER: Ouov^joh,% CLOUD COVER: \oo'(.
WAVE HEIGHT: 0.a.Sc-\SECCHI DEPTH: a.>»^,THERM DEPTH:
^v rH CO
i—i CO O*"-» OO Xop ^ EE U 3
PC ^ 00 *—'H Qh . «w Qpu s o :* zWW • hJ O PCp h . q < o ex
VO.-2-
1- \o.-a.
8 V0-O
^ VO.o lo
\o
2S
a©
OS
u.-*
b.l-
LAKE SURVEYS
DATE: Mwh S,^^STN NO: 2.
AIR TEMP: \S°cWEATHER: C-ucwm/coo^
% CLOUD COVER: °*S7*WAVE HEIGHT: o.vi. «-\
SECCHI DEPTH: a."* *aTHERM DEPTH:
y v\.<\
1-
S
<\
to
\\
v\.as
\o.*
VO.l
\0.o
\o.o
oo
E
rH (0
CO oOO X
E3u
00
rJ<
pzoO
\o V £fc
OS
IS
sa
as
&
a*
23
\b
ex
fc.T-
(o.±
7_ • -Z-o pm
DATE: Hv^H^a vcvscSTN NO: 1
AIR TEMP: \<\.©*c
WEATHER:
% CLOUD COVER: s>o'UWAVE HEIGHT: o
SECCHI DEPTH: (oMTHERM DEPTH: —
PCHexwp
oo
E
CO00
u
oo
rJ
CO
oXE3
*—•
PZoc_j
PCex
<T \5.o 3o
\ i^-O. ^ \ 3>o fe.es
<2 \3.o >o
3 u,$ ^°
1- VQ.o 3o
8 w.8 2*
W \o.o 3©
H 8.8 ^°
\£ T-.8 8 O *>© (b.*,
- 39 -
\ •3* p*a
DATE: tAvAs ao. ^©=>
STN NO: 2.
AIR TEMP: VA.o'c
WEATHER:
% CLOUD COVER: «*>*£
WAVE HEIGHT: o
SECCHI DEPTH: 5.e>
THERM DEPTH: —
PCHPhW
P
/
lo
6
U
00E
O
P
rH CO
CO OOO X
^- 6U 300 "-^
^ P^! ZrH O< U a
VA.o
\3.&
\S.o
w.o
\o.^
3o
^°
3o
3o
3o
\ 2>o b-3
NAME: f=\(3S!T..-UA\<e.
\0-.3oDA|E: 3ujrAe' 5',^STN NO: \
AIR TEMP: \Q..£
WEATHER: i ' '
% £LOUD COVER: U»7oWAVE HEIGHT:
SECCHI DfePTH: "5-5HTHERM. DEPTH: Ion
PC
p-wpi-
rH " CO-^ 00oo -^.E M
w oo...* . 'w
. O S4' i rJ
". P ' <
CO
o
a3
PzO PC.a. ex
*r Y
\*?<\
\3-°\ ..
\3.*\
\3.fc
i3.o
U.o
10.0
3>.
b;
A
lo
W
\3 °).2
tb
°l o
3>*
B,
s>
(o.S
(o.S
0
$O^T*-Afc.a.
LAKE SURVEYS
DATE: 3L>uner5, \<\^o
STJ? NO: ^ jAIR TEMP: VS-S *cWEATHER:
% CLOUD COVER;. \oo.%
WAVE HEIGHT:
SECCHI DEPTH: O-S: *A
THERM DEPTH: VO .o._ bA .
PC
P-iWP
oo0:
CO'OQ
M:OQ
•*-4- P-Ui zrJ O PC1
_<. o ex;
co^O
XSv3-
/*l4.< .°I I .-«, !o&
-1 r _£>.<) r ...
3 j y^S • • ^
. J© . WP
)4- ^.o
i>.
S£•|
o^. b<;
.dV.
*5
1- * fc>-^
DATE: "3la_>*3^q^ v^goSTN NO: V jAIR TEMP: 3> *c
WEATHER:" '% CLOUD €OVER: Ao% -.WAVE HEIGHT: O
SECCHI DEPTH: V> .C *A
THERM DEPTH: V\ *-a
pc,EH-.CuWP
(X,
fcrl
00s
p
vr 2s>s,
\
3 V*.S
f . \\e.0
b
v>i o to
CO00,
V-i00
CO
oXs3
Pzo PC •
ex.
35
3^
3o
3o b-3
3a
3o
lo \^.o
v\ \o.d
^ VO.-3S
\3 \Oo
It
1-
2p-rrOr\
b.a.
- 40 -
DATE: 3<^e wt v<Vte
STN: NOl: SKAIR TEMP: 2x>*c .WEATHER: s»Wr^% CLOUD COVER: \o%WAVE HEIGHT: o
SECCHl! DEPTH: (o.ov^•THERM DEPTH:-. -°y V-\
PC
exwp .. . H
ooE
O
P
^ \«\.o
lt.8
\b.'25
|b.O
H-&
V3.&
X'b.o
ii \o.a.
12. \0.0
»3 ^-^
If °|.35
lb
3.0 >
SOTOM
rH: COCO O00 X
^ BU 3OO ^
^ P^ zrJ O PC
.3a
.3>\
3o
30
^
NAME: C-vX&PJT Up*A<S2.\0-1e
DATE: "SuulH Ue , \,c\€oSTN NO: \AIR TEMP: ^eO
WEATHER: SjAa*h% CLOUD COVER: VCo%WAVE HEIGHT: o. \ nSECCHI DEPTH: 3-5 vATHERM DEPTH: <\ ^
\U.qs,
oo
S
COOO
u00
rJ<
CO
o
1Pzoo
vU«>»&>-CJgtyi*lfe*l
\V>.o °i \\oh\^&L°. J&.
Vto.Oi i42_M- \\o.ol 48
\b-0 \W
}&
\>-Si 49>
4e, 1
lO O..o« m
i\.o; 14$
10.S life10- 01 i4$
\AQ
ie h-ft • id
^_ "feyrnkwv
DATE: •SvrXH 4 , \c\®oSTN NO: Z.
AIR TEMP: \\o 6CWEATHER: CtVvrAH
% CLOUD COVER: voo*/*WAVE HEIGHT: o. \ *\SECCHI DEPTH: 5.0K
THERM DEPTH: g>*A
- 41
DATE: 3uJLN Vb, V*t&> DATE: 3uoM Ib^c^OSTN NO: 1 STN NO: Z.AIR TEMP: ^.o^CWEATHER: clouXW, boom ee*><e.c£
% CLOUD COVER :8£>%WAVE HEIGHT: OM
SECCHI DEPTH: io3^THERM DEPTH: *\^\
AIR TEMP: £L\ •£*£-WEATHER :CuCr>0^w*jtw p©£.
% CLOUD COVER: cW,WAVE HEIGHT:
SECCHI DEPTH:
THERM DEPTH:
- 4-1 #
LAKE SURVEYS
NAME: 9 AST \_r\Ke
DATE: ft06 to/gO DATE: k\)$ lO /&& ,DATE: S^PTi^/SO DATE: Se7Tl2_/*0STN/ "'0: 1 STN NO: 2. JSTN NO: 4. J3TN NO: £
Ali^-iMP: 1<?°CL AIR TEMP: l^ O AIR TEMP: 3-0*C jMR TEMP: **%-
WEATHER:• WEATHER: WEATHER: CWtj-*c~*^«b LEATHER: C\*^H
I CLOUD COVER: &O% CLOUD COVER: O % CLOUD COVER: O % CLOUD COVER: BO
WAVE HEIGHT : VScrr> WAVE HEIGHT: V^ccw WAVE HEIGHT: 3ov - WAVE HEIGHT: u ^ j;SECCHI DEPTH: k*B SECCHI DEPTH: "7. \ SECCHI DEPTH: 8*0 SECCHI DEPTH: ^hc.
THERM DEPTH : 'VO/w THERM DEPTH: THERM DEPTH: %-0 THERM DEPTH: t|
/~s <^\ •""X •~S_
/—\ /-N •"•». ^-\
•"X rH CO *~\ rH to •"N rH 0) ^-n r^ m
l-l CD o rH cO 0 rH CO 0 rH ft 0
60 *>«^ 00 X) • 60 X *•»«. 60
•a00 g 00 «">^, 0 60 • £i 60 "*"S»
6 U •3 B u 3 n M 9 8 M ^00 k^ 1 s-^ 00 \-x N—' 60 v_^ \m* 60 %_•
B *O
s-x
s1 rX] %
«
0g
P-. 8•
0g B
(X. 1•
O
*—'
g ,wp H P 9 8 CX
MP fr> d 3 0
0PC W
P H p 5! 00
rCP.
WP H
•
P 3 0 s0 ex
0 ZO-S ir 12- 0 ns 40 0 ^0 (20 tS" 0 \7S 9 w
1 n.e 42- 7-0 | v\* <\ 40 u 1 17i /PC9 / n&-
2 «« 4Z z n.i 4c 2. Hi &o X m>
3 /w fO 3 n.\ f<? 3 I7.L• IS 3 \)~f.Z
1_ /^ 'Jo 4 n-i- #> f (7-2-. il + m
Si fe^-r^ 42. $ fyV 4<? 4 .70 ia ^ m
4 ilt 2. 40 C »* #0 |6_ «A le I no
7 fto 40 7
>
*> 7 ArC 70 7 ii.s
« «0> 4o S ns 4o * ^4 » 8 /trO
<J /^ 7 38 M S 1U 38 _3_ Kft 43 T yto
/o /as 58 10 IU (* 3S u /* 42- <g -« fc? /o i£.Z
;/ US 35 If U-l *8 // «£*
S» •«r n£ s 6-J
It at 35 12. to>& i 35" /2. jtZ r© /Z. u-z.
15 io4 38 /i fat $^ tf lo& 4-8 13 J0.S)
li- JO-2. 38 /f /o-O tf tO.to « *t /0-2.
lS, I* 1$ tOA IS fcp.O
JL 16 tlo ao.o fb /o.o
17 /' t.z 17 L-
s* a 0 tx> n1 n, «*TR *
If ittern"0 it 1 «
/? ^eir7V<
&
1 1 1
- «-WE> -. LAKE SURVEYS
name: Fv&VT LAKE"
.DATE: OCT 4> /8© iDATE: OCT fo /sO DATE: DATE:Lf"N NO: 1 STN NO: 2- STN NO: JSTN NO:
%^ TEMP: AIR TEMP: 2.3 O AIR TEMP: AIR TEMP:
WEATHER: Si»«v>jX CLOUD COVER: £
WEATHER: Vv^ WEATHER: WEATHER: ;% CLOUD COVER: g % CLOUD COVER: I CLOUD COVER: •!
WAVE HEIGHT: |Ocm WAVE HEIGHT: ri^Ui WAVE HEIGHT: - WAVE HEIGHT: jjSECCHI DEPTH: J^.Oiw SECCHI DEPTH: 5T.C,<w SECCHI DEPTH: SECCHI DEPTH: i
THERM DEPTH: |^,o-tv> THERM DEPTH: 13,.O THERM DEPTH: raEBM DEPTH: 1
!
^"N *™N <r-s /-N r-\ r-N /-N /*"\
• /—N rH 05 r*"«* rH 00 *—\ rH CO /—N rH 0}D rH CO O H CO 0 rH CO 0 rH cd OI 60 •»«^ 60 • 60 ,£2 **•*. 60 ,£2B 60 s 60 Q 60 • g 60 **«» SR 0 t-l 9 e M 3 B U P B u 31 \s 60 >»• N»^ 60 >_• v-* 60 v^ %»• 60 V-*
8 Pt P•
o
s-^
g Bp-.
& •
O
s*s
g 15p- £
•
0
^-^
g IS &•
0
\~*
g f
1 w M • J8
X w (jj • •H 0 PC w w » j_j O EB w • rH 0 X| p H p <
CX p k •A <J u a p H p O CX p- H p < 0 (X
O &6 3£ 0 ISO n
.,
1 g.O s 35 7/ t 14-S 1° 35 tfl
2. m 3g * ftl &•
3
4
t+s 38 3 &jo 3S
w 3£ * 134 *£ .
'%ta-/ iw 38 £ mH 3S
M 38 4 m 3*
7
8
13*
133
38 •7 39
3S * tf.^ 28
9 /3& 38 ? /3.S 3?
/o fr* 38 /o /J.£ 3?
// VIS 39 // tf.i. 40 |I3S 3£> IZ tf</ 46 .
13 ilS *o /J /&& 4 40 *o .
A It* o *Z Lo /f /2.0 42.
IS /S"
U 1k-
a'
n O £<2->
$4W<*
ii_%^y-
11 o CA ^BOrm¥
2a> /6.Q
1 1 1 1
GILL NET FORM
L.' //
Set // \
Air temp. ^c
Lat.^ot^1 Long. v,^6 V3l'
Set time \q:00v<x^ to a^>CM
Water temp. surface \Qy0 c
- 42 -
Mesh sizes fe^, \ j\V2 ^^-5"
bottom y&°c
Samp]e '; . Spec ics . Fork length (cm.) Scale No • Ac>e Sex Cond. Stomach content?3 f) 1 <zcn K."i
.. \ ; ^>
\ 3*1
1
2. i Q* i \i* «> 2 3*
?> ' •£.*> Z.-2..5 3 V 1i
11
11 !i i
.! 11 •
! i!
. 1
i |1 j
! !: 1
!1
^
. %*• !
i
1
1
u 1; 1
; 1
1
i
i1
i
t
; •
* „ -
•V- Vb ^OvcSAas^c^s ^ Vp." ^^^
surveyed By
GILL NET FORM
H ''Set // 3^
Air temp. 5.0°C
Lat.MfV^1 Long. Ol4-& \a'
Set time 9>-OP jpy^ to "ny. covflrVA
Water temp. surface \°v*C
- 43
Mesh sizes "h *k, \ \Vx, 2Lt£hL
bo11om \tx ~c_
UiCSVO^r- L<^^Sample «. Species pork length (cm. v/scale No. Arc Sex Cond. Stomach contents I)is<,iM-
"i i '
%> 3a. s 3°is.f .2SL ^ •^°r <^BUJUrEl0^5> P<2Dv-v Pea,*,
•R*. ab.<^ 333.0 J& 3+ rACST <2i2TV>JB w*o pc^ouv o^>S
23.8 t^^.g 3i 3* \*A>-\ gv^Pr-i
l°l.o 55.fe> 3S cf VH»A
3b, 2Z°\
tb •gs-^
^f-f
ns.s
Jfet
Ji 3^ *±cs*
\MVA gVAC^T^
? ^.b a?^a m^k 26 2>+
^ ao-f
ft* 1 -30-1°
<¥f.fc
ipa.a
3^
ifo_<2" \Hh ghPT^
rA>-r c!arajua«r*c» tpeo*-^ t>3b&.
^ • -i^.-T-
^h.
^L
14-io
i«4-3
31.^
_3iA
Jili
+L
^a
v
i+
cf
<f
\+ '
IMH
D^L
\MH
EjkpW
v^fasftr ^Ocgg>
to^TM
v3 ^ 18.-? 6(.l W4 fas cf VHVAMr^iArV^j^
14 £\> 33.1- 3%a 4iT it Mjffi^. g^vC^M
JJa. gv> I af-t. \ea.5" _ik 3+ \KVA
/fe ^ix 3.1.0 OOl£4 ^ r^CT <2eruj L^aao -F<aarw\ P"fc£>
V} £k St.a ^Q.S % 3+ r»<yT- «ctv^e: *ert> *N2c*a> P\»
l& %\» ! ass iaa.> ifi_ 3-^ r^orr 'fi«TVJuff^«0 C=<30»-A *^*>
1°)
3<>
^
"fc-V.
_&j£
lfc.3
_1&A
4%S
3>
Si \v
(T
c?
\Hv^
' \Hl^V
*tefcogr M^tetQ*.
v'rVsegr y^OggJS.
Comments
Surveyed By
.•: b ?•?*•
^^-ws" •. <?\Q^r uavIss {&***&- 44 -
GILL NET FORM
L //
Set // ^
Air temp. Oo'o
Lat. ^W Ob Long. \^f* y£j
Set time B.co jPva to "V:co v*W\
Water temp. surface
Me sh sizes& 3Av j\,\b.( -2,^2.
bottom
Samp Ie *. Spocjes .c^Fork length (cm. }/ Scale No. Age Sex Cond. Stomach contents D i soar:
A! I gg 1 ga^B£*
93
at
2s
ab
a*
C&
a^
e>\
3*
.21
3f
3>^
J4
Comments:
C4:
Gfc
<2b
^b
%>
C^
(%
G^
On
C*
i% 1 Cm
3R I On
Surveyed By
vS.^
3<2>-3
2&.;5
S\4
\\>
as
\3.\
u.4
\o£
\o.U
\o.l-
M
\0-0
lo
ll 4
iL
.0
1.6
2^2
!d33:
3\>.^
(a@S,1-
3sa3
n^3:
2.1.AO
o 5.3S.
^•3,-^g
\T--SZ
^•\€>
\>.oe>
\^.c\^
lb .Mo
KV2.
J^L
JS2L
54
.£&.
Sk
sjUBg)
6»Csuc^
BP\Uo.cx^
IsQU^p^)
Ul l^xpg)
Vo^C^voa^
a2jaAoa^
|g3*i*-uA
US(*&U^
a+
\ +
P.-
2>V
2 +
a-
a*
&•Or
or
CVr
o+
Ov
0 +
O
Q-v-
0*-
o+
rO>C7T (2e-a>jz**30 <=£dv\ P^S
?V£v»3 V «=>:&
* Km gVAOrl
P^\vyr
9 H^F^ g>-\p"CM
cf A±lhA
9 UsXM
Cf ua*3 'SVaCT^
VVAtA JS3ci2£i
XxSxX
NVa^A 'OvOre^W V^ag^gS
VMM vy^oe^Q xtooeigps
IM^A
\V\v-A U^CXST\^Xku ism A <aig.
,