- 18 -
that survival, at least to the salt water stage, was not adversely
affected by rearing the fry and fingerlings in five per cent
effluent water.
The failure of more than one salmon of this
experiment to return "home" in the fall of 1953 was disappointing and unexpected, hence survival to maturity and possible
genetic effects cannot be evaluated.
Number of Chinook Salmon Recaptured from 12,410 LV and
13,174 RV Marked Fry Released July 1, 1950, from the
University of Washington
Year
No. Recaptured
LV
RV
1950
0
0
1951
ll
15
Size in
Area
Pounds
1-5
Remarks
Puget Sound Sportsfishermen
1952
1953
29
54
2-11
"
57*
44
6-18 1/2
Ocean
7
30
0
1
Total 47 to 104
8 1/2-34
"
Sportsfishermen
Commercial
Puget Sound Sports-
and Ocean
U of W
fishermen
Trap
144
*Caught off the coast of Washington; may be from Kalama,
Samish
or University of Washington since a similar mark was used for
all three.