Symbol Key

1
Symbol Key
DE
2
Elevated Water Temperature
Poaching
Lower 46.9 miles of LSR
Late Sep- Mid to Late Oct
Entire LSR
Late Sep- Dec
Adult Upstream Migration (Late Sep-Dec Entire
LSR below GDW)
Ocean Residence
Spawning
Below Confluence
Late Sep- Dec
Run-off Events Pulse Flows
Ripon
Low Dissolved Oxygen
Straying
DE
3
Reduced Spawning Gravel Quality
Reduced Spawning Gravel Quantity
Hybridization
Early- Mid Oct
GDW to RB
GDW to RB
GDW to RB
Oct- Dec
Oct- Dec
Spawning (Oct-Dec GDW to RB)
Incubation
Adult Upstream Migration
GDW to RB
Oct- Dec
Generally OBB to RB
Oct-Mid Nov
GDW to RB
Run-off Events, Pulse Flows
Poaching
4
Reduced Spawning Gravel Quantity (Redd
Superimposition)
Reduced Spawning Gravel Quality
Oct- Dec
GDW to RB
GDW to RB, Especially below KF
Mid Jan- Mar
Incubation (Oct-Mar GDW to RB)
Spawning
Juvenile Rearing
GDW to RB
Oct- Early Nov
Run-off Events Pulse Flows
Generally OBB to RB
5
Elevated Water Temperature
Predation
Entire LSR, Especially at Gravel Pits
Jan-Dec
OAK and Below
Late Jun- Early Oct
Entire LSR
Jan-Dec
Juvenile Rearing (Primarily Mid Dec-May Some
Jun-Mid Dec Primarily GDW to RB can occur in
Entire LSR)
Spawning
Juvenile Migration
Below KF
Jan-Dec
Entire LSR
Run-off Events
Jan-Dec
Ripon
Run-off Events Pulse Flows
Entire LSR
Elevated Turbidity
Low or High Flows-Fry
6
Elevated Water Temperature
Predation
Entire LSR, Especially at Gravel Pits
Jan-Jun
Generally McHenry and Below
Late Jun- Early Oct
Entire LSR
Jan-Jun
Juvenile Migration (Primarily Jan-May Some in
June Peak Smolts Apr-May Entire LSR)
Juvenile Rearing
Ocean Residence
Below KF
Jan-Mar
Entire LSR
Run-off Events
Jan-Jun
Ripon
Run-off Events Other
Entire LSR
Early Apr Mid May-Jun
Entire LSR
Elevated Turbidity
Low Flows-Smolts
Low or High Flows-Fry