SPECIES/YEARCLASS and SALMON VULNERABILITY HABITAT | HABITAT VULNERABILITY SCORE (savs) SEASON | ||||
SP | SU | FA | WI | ||
Chinook (subyearling) | |||||
Intertidal | |||||
Rocky | 1 | 1 | 1 | 1 | |
Cobble | 2 | 2 | 1 | 1 | |
Gravel | 3 | 3 | 2 | 2 | |
Sand (vegetated) | 4 | 5 | 3 | 3 | |
Sand (no vegetation) | 3 | 3 | 2 | 2 | |
Mud (vegetated) | 4 | 5 | 3 | 3 | |
Mud (no vegetation) | 3 | 3 | 2 | 3 | |
Subtidal | 2 | 2 | 1 | 1 | |
Pelagic | 4 | 4 | 3 | 3 | |
Chinook (yearling) | |||||
Intertidal | |||||
Rocky | 1 | 1 | 1 | 1 | |
Cobble | 3 | 3 | 2 | 2 | |
Gravel | 3 | 3 | 3 | 2 | |
Sand (vegetated) | 3 | 3 | 2 | 2 | |
Sand (no vegetation) | 3 | 3 | 2 | 2 | |
Mud (vegetated) | 3 | 3 | 2 | 2 | |
Mud (no vegetation) | 3 | 3 | 2 | 2 | |
Subtidal | 2 | 2 | 1 | 1 | |
Pelagic | 4 | 4 | 3 | 3 | |
Coho | |||||
Intertidal | |||||
Rocky | 1 | 1 | 1 | 1 | |
Cobble | 3 | 2 | 2 | 2 | |
Gravel | 3 | 4 | 2 | 2 | |
Sand (vegetated) | 5 | 4 | 3 | 4 | |
Sand (no vegetation) | 3 | 2 | 2 | 3 | |
Mud (vegetated) | 5 | 4 | 3 | 4 | |
Mud (no vegetation) | 3 | 4 | 2 | 3 | |
Subtidal | 2 | 2 | 1 | 1 | |
Pelagic | 4 | 4 | 3 | 3 | |
Pink | |||||
Intertidal | |||||
Rocky | 1 | 1 | 1 | 1 | |
Cobble | 2 | 1 | 1 | 1 | |
Gravel | 3 | 1 | 1 | 3 | |
Sand (vegetated) | 5 | 2 | 2 | 5 | |
Sand (no vegetation) | 3 | 2 | 2 | 3 | |
Mud (vegetated) | 5 | 2 | 2 | 5 | |
Mud (no vegetation) | 3 | 1 | 1 | 3 | |
Subtidal | 2 | 1 | 1 | 1 | |
Pelagic | 4 | 2 | 2 | 2 | |
Chum | |||||
Intertidal | |||||
Rocky | 1 | 1 | 1 | 1 | |
Cobble | 2 | 1 | 1 | 1 | |
Gravel | 3 | 2 | 2 | 3 | |
Sand (vegetated) | 5 | 3 | 2 | 5 | |
Sand (no vegetation) | 3 | 2 | 2 | 3 | |
Mud (vegetated) | 5 | 4 | 2 | 5 | |
Mud (no vegetation) | 3 | 2 | 2 | 3 | |
Subdtidal | 2 | 2 | 1 | 1 | |
Pelagic | 4 | 4 | 2 | 2 | |
Sockeye | |||||
Intertidal | |||||
Rocky | 2 | 2 | 1 | 1 | |
Cobble | 2 | 1 | 1 | 1 | |
Gravel | 2 | 1 | 1 | 1 | |
Sand (vegetated) | 2 | 1 | 1 | 1 | |
Sand (no vegetation) | 2 | 1 | 1 | 1 | |
Mud (vegetated) | 2 | 1 | 1 | 1 | |
Mud (no vegetation) | 3 | 1 | 1 | 1 | |
Subtidal | 1 | 2 | 1 | 1 | |
Pelagic | 4 | 4 | 2 | 2 |
MARINE/ESTUARINE HABITAT TYPE from WAC 173-183-410(3) | EQUIVALENT SALMON VULNERABILITY HABITAT |
Marine Intertidal, exposed and semiexposed rocky shores | Intertidal, rocky |
Marine Intertidal, sand-scoured rocky shores | Intertidal, rocky |
Marine Intertidal, protected rocky shores | Intertidal, rocky |
Estuarine Intertidal, open rocky shores | Intertidal, rocky |
Marine Intertidal, semiexposed cobble and mixed-course beaches | Intertidal, cobble |
Estuarine Intertidal, open mixed-course beaches | Intertidal, cobble |
Marine Intertidal, semiexposed gravel beaches | Intertidal, gravel |
Estuarine Intertidal, open gravel beaches | Intertidal, gravel |
Marine Intertidal, exposed sandy beaches | Intertidal, sand (presence of vegetation will be determined at the time of the spill) |
Marine Intertidal, semiprotected mixed-fine beaches | Intertidal, sand (presence of vegetation will be determined at the time of the spill) |
Estuarine Intertidal, open sandy beaches | Intertidal, sand (presence of vegetation will be determined at the time of the spill) |
Estuarine Intertidal, sandy low marshes | Intertidal, sand (presence of vegetation will be determined at the time of the spill) |
Estuarine Intertidal, mixed-fine beaches and low marshes | Intertidal, sand (presence of vegetation will be determined at the time of the spill) |
Marine Intertidal, protected mud flats | Intertidal, mud (presence of vegetation will be determined at the time of the spill) |
Estuarine Intertidal, mud flats | Intertidal, mud (presence of vegetation will be determined at the time of the spill) |
all Marine and Estuarine Subtidal categories except open water | Subtidal |
Marine Subtidal, open water | Pelagic |
Estuarine Subtidal, open water | Pelagic |
SAVSi = (savs1* PCT-COV1) + (savs2* PCT-COV2) + …+ (savsn* PCT-COVn) | |
where | SAVSi = salmon vulnerability score for a species/year class; savsj = species/year class habitat vulnerability score for the season of greatest spill impact from subsection (2) of this section; PCT-COVj = percent-coverage of habitat j from subsection (2) of this section; i = Chinook, subyearling (Cs); Chinook, yearling (Cy); Coho (C); Pink (P); Chum (Ch); and Sockeye (So); and n = the number of salmon vulnerabililty habitats used to calculate SAVS as determined in subsection (3) of this section. |
SAVSs = [(SAVSCs + SAVSCy)/2 + SAVSC + SAVSP + SAVSCh + SAVSSo]/5 | |
where | SAVSs = salmon vulnerability score for a spill; SAVSCs = chinook, subyearling vulnerability score from subsection (4) of this section; SAVSCy = chinook (yearling) vulnerability score from subsection (4) of this section; SAVSC = coho salmon vulnerability score from subsection (4) of this section; SAVSP = pink salmon vulnerability score from subsection (4) of this section; SAVSC = chum salmon vulnerability score from subsection (4) of this section; SAVSSo = sockeye salmon vulnerability score from subsection (4) of this section; |
SAVSs = [(SAVSCs + SAVSCy)/2 + SAVSC + SAVSCh + SAVSSo]/4 | |
where | SAVSs = salmon vulnerability score for a spill; SAVSCs = chinook, subyearling vulnerability score from subsection (4) of this section; SAVSCy = chinook (yearling) vulnerability score from subsection (4) of this section; SAVSC = coho salmon vulnerability score from subsection (4) of this section; SAVSP = pink salmon vulnerability score from subsection (4) of this section; SAVSC = chum salmon vulnerability score from subsection (4) of this section; SAVSSo = sockeye salmon vulnerability score from subsection (4) of this section; |