| Timing,
Species, Affected Life Stage |
Mean Daily Water
Temperature (°F)
|
Level of Response
|
| June
15 to June 30 |
£58
|
<8% mortality at
24 days
|
|
Winter-run
chinook salmon
|
>58, £60
|
15 to 25% mortality
at 20 days
|
|
Egg
incubation to the eyed-egg stage
|
>60, £62
|
50 to 80% mortality
at 15 days
|
| |
> 62
|
100% mortality at
7-12 days
|
|
|
|
| July
1 to September 14 |
£60.8
|
Optimum
|
|
Spring-run
chinook salmon
|
> 60.8, £66.2
|
Some mortality and
infertility
|
|
Adult
holding
|
> 66.2
|
No successful spawning
|
| |
>80
|
Lethal
|
|
|
|
| September
15 to September 30 |
£
58
|
<8% mortality at
24 days
|
|
Spring-run
chinook salmon
|
>58, £60
|
15 to 25% mortality
at 20 days
|
|
Egg
incubation to the eyed-egg stage
|
>60, £62
|
50 to 80% mortality
at 15 days
|
| |
> 62
|
100% mortality at
7-12 days
|
