Lower monumental little goose and lower granite on the snake river.
Lower granite fish counts.
2020 steelhead count from july 1 to december 31 2020 to view winter passage at bonneville dam go to.
Jacks are not included in the count.
The fish passage center.
Passage routes operated for downstream migrating fish are the spillway a spillway weir and a juvenile bypass system.
Current counts can be viewed at.
A lot of work and research goes on at lower granite dam so we will be giving updates throughout the year to help you understand some of the work we are doing and what we are learning.
Usace dams video and live counting.
From november through march video tape fish counting occurs at us army corps of engineers dams with fish ladders on the columbia and snake rivers.
Due to changes in how agencies share fish count data to the public online critfc no longer displays them on our website.
More detailed information about count schedules at each dam may be found in the current.
Notes on the dart adult passage dataset.
Lower granite lock and dam also has a visitor center that offers movies inter active displays brochures guided tours and a friendly and helpful staff.
Fish counting by video tape takes at least a few days to process.
Dart adult passage daily count.
Lower granite dam has one fish ladder with entrances on both shores to provide a passage route for upstream migrating fish including adult salmon and steelhead lamprey shad and others.
We would like to show you a description here but the site won t allow us.
Fish trapping season is underway and our crew is working hard with other agencies at lower granite dam to collect information on adult and juvenile salmon and steelhead.
2020 adult chinook salmon count from august 1 to december 15 2020 dam date of count daily adult count total to date in 2020 total to date in 2019 5 year average total count to date bonneville oct 1 2 321 362 520 249 906 400 704 lower granite oct 1 154 22 703 13 335 26 210 counts include both hatchery and wild origin adults.
Small group and family tours of the powerhouse and juvenile fish facility may be available upon request throughout.
Fish counts from each fishladder first 2 queries below go back to 1981.
The fish counters have to make collect and read the tapes and then submit their fish counts.
