Juvenile Lamprey:
tabular or graph
Adult Ladder Lamprey:
tabular or graph
Juvenile Lamprey Morts
Adult fall backs


Lamprey observed at Columbia and Snake River Adult Ladders


TOTAL OR DAILY Lamprey Data - Current Year 2010
Step 1. Select Site
Step 2.  Enter desired date range in mm/dd/yyyy format:

to

Step 3.  Choose grand total or daily numbers:
Step 4. Submit Form or Reset
TOTAL OR DAILY Lamprey Data - Historic Data 1997 to 2009*
Step 1. Select Site
Step 2.  Enter desired date range in mm/dd/yyyy format:

to

Step 3.  Choose grand total or daily numbers:
Not all sites have lamprey data back to 1997 see Historic Adult Counts for data available.
Step 4. Submit Form or Reset

NOTES:




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Page last updated on: March 2, 2010

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