Table 1.2. Survival rates of Snake River spring and fall chinook under NMFS and Tribal restoration plans.
From Table 5C.2.
 
 
LIFE HISTORY STAGE 
OR 
MORTALITY SOURCE
SPRING CHINOOK
  
FALL CHINOOK
 
NMFS 1995 Plan
Tribal 25-yr Strategy 
Option 3 
  
NMFS 1995 Plan
Tribal 25-yr Strategy 
Option 3 
EggÆSmolt
.045
.10
  
.50
.50
Juvenile Passage
.24
.71
  
.19
.36
Early Ocean
.16
.16
  
.20
.20
Ocean Natural
.50
.50
  
.50
.50
Ocean Harvest
1.00
1.00
  
.79
.85
In-river Harvest
.90
.61
  
.85
.28
Adult Passage
.70
.91
  
.55
.83
Pre-spawning
.85
.85
  
1.00
1.00
Lifetime Total (x10-3)
.46
2.69
  
3.51
3.56
Spawner/Spawner 

Ratio
1.16
6.74
  
6.04
6.13
 

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