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UMATILLA RIVER FISH PASSAGE OPERATIONS
CONFEDERATED TRIBES OF THE CONFEDERATED TRIBES OF THE UMATILLA INDIAN RESERVATIONUMATILLA INDIAN RESERVATION
In Conjunction with Oregon In Conjunction with Oregon Department of Fish and Department of Fish and
WildlifeWildlife
Pendleton
Umatilla River
Columbia River
Three Mile Dam
Butter Creek
Birch Creek
Wildhorse Creek
Meacham Creek
Hermiston
Dillon Dam
Westland DamCold Springs Dam
Stanfield Dam
McNary Dam
Maxwell Dam
McKay Dam
LIMITING FACTORSTHE LOWER 30 MILES OF THE UMATILLA RIVER IS
HEAVILY DIVERTED FOR AGRICULTURAL USE
INADEQUATE FLOW
AND
PASSAGE IMPEDIMENTS
WERE PRIMARY CONTRIBUTORS TO THE EXTIRPATION OF SALMON AND DECLINE OF SUMMER STEELHEAD IN THE
BASIN
OBJECTIVEINCREASE THE SURVIVAL OF
MIGRATING JUVENILE AND ADULTSALMON AND SUMMER STEELHEAD
IN THE UMATILLA RIVER
GOALTO ASSIST IN THE RESTORATION OF
SALMON AND STEELHEAD IN THE UMATILLA RIVER BY INCREASING THESURVIVAL OF JUVENILE AND ADULT
MIGRANTS
APPROACH
TO MITIGATE FOR THE FLOW AND PASSAGE CONCERNS
IN THE BASIN, A THREE PRONGED PASSAGE
PROGRAM WAS IMPLEMENTED TO
ENHANCE PASSAGE CONDITIONS
PHYSICAL PASSAGE FACILITIES WERE CONSTRUCTED
JUVENILE SCREENS
ADULT FISH LADDERS
TRAP AND HAUL CAPABILITES WERE PROVIDED
TRAPPING FACILITIES
TRANSPORT EQUIPMENT
FLOW ENHANCEMENT EFFORTS WERE IMPLEMENTED
PHASE I EXCHANGE
PHASE II PUMPS
ASSUMPTION
BASED ON THE ABOVE ASSUMPTION, THE UMATILLA RIVER FISH PASSAGE
OPERATIONSPROJECT COORDINATES ALL THREE
COMPONENTS OF THE PASSAGE PROGRAM TO
MAXIMIZE THE TIME PERIODS AND OPTIMIZE PASSAGE CONDITIONS FOR NATURAL MIGRATION
NATURAL, VOLITIONAL MIGRATION OF UPSTREAM AND DOWNSTREAM MIGRANTS
IS PREFERABLE TO TRANSPORTATION AND HIGHER OVERALL SURVIVALS WILL RESULT IF ADEQUATE, NATURAL PASSAGE CONDITIONS
EXIST
METHODS
FISH ENHANCEMENT FLOWS vs ADULTS HAULED AND VOLITIONALLY MIGRATING
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
89-90 90-91 91-92 92-93 93-94 94-95 95-96 96-97 97-98 98-99 99-00
YEAR
%
0
5000
10000
15000
20000
25000
30000
AF
% HAULED % VOLITIONALLY MIGRATING FISH FLOW
SPRING ENHANCEMENT FLOWS vs JUVENILES HAULED
10%
1%
39%
1%
13%
1%
3%
1% 0% 0% 0%0%
5%
10%
15%
20%
25%
30%
89-90 90-91 91-92 92-93 93-94 94-95 95-96 96-97 97-98 98-99 99-00
YEAR
%
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
AF
% HAULED FISH FLOWS
FISH PASSAGE ACTIVITIES
Monitor flows and river conditions Operate and maintain passage facilities Operate adult and juvenile trapping facilities Continue flow enhancement efforts Ensure adequate passage conditions exist
ARTIFICIAL PROPAGATION ACTIVITIES
Broodstock collectionTransport adults
•The project collects and transports broodstock for the Spring chinook, Fall chinook, and summer steelhead programs.• Broodstock are collected under guidelines identified under Strategy 12,Action 12.1. •The project also transports surplus fall chinook adults from outside the basin for natural spawning supplementation and participates in other hauling efforts as needed
0
500
1000
1500
2000
2500
NU
MB
ER
89-90 90-91 91-92 92-93 93-94 94-95 95-96 96-97 97-98 98-99 99-00YEAR
ARTIFICIAL PROPAGATION ACTIVITIES
BROOD COLLECTED OTHER CHF HAULED OTHER CHS HAULED
MONITORING AND EVALUATION ACTIVITIES
Monitoring of all adult returns at Threemile Dam
Operate smolt collection facilities Support projects to reduce mortality related to
Columbia River conditions
•The project provides adult return data to both management and monitoring and evaluation projects•The project also provides data on juvenile outmigration timing •In addition, the project provides data for out of basin M&E efforts such as Gas Bubble Disease and Headburn studies and the U of I adult migration study
MONITORING OFADULT RETURNS
COLLECTION OFCWT DATA