Flashback Friday – We Count Fish
It's a new year and our outmigration monitoring program is underway. Here's a look back at a post that explains how we count migrating juvenile salmon. Many Read More…
rotary screw traps
Night shift
We often have to work some pretty late hours at FISHBIO, sometimes spanning the entire night. This unconventional schedule is partially due to rotary screw trap efficiency Read More…
Film Friday: Marking Salmon
https://www.youtube.com/watch?v=rlOLpBA0UU8 Juvenile salmon outmigration season is underway! As the young fish make their way through the rivers and out towards the ocean, we monitor their population with Read More…
Emigration stations
Now that we’ve recently turned the page to a new year, we also turn our attention to the beginning of out-migration monitoring season. Now that the fall-run Read More…
Metal and water don’t mix
Monitoring fish populations requires the use of many different types of specialized equipment. One of the most prevalent devices used for monitoring salmon has been the trusty Read More…
Creating a diversion
When river flows are sluggish, creating a diversion can help give our rotary screw traps an extra push to keep fishing. These funnel-like traps monitor juvenile salmonids Read More…
Some assembly required
For many, the New Year is the mark of new beginnings and wishes of a prosperous year ahead. For us at FISHBIO, January means it’s time for Read More…
Efficiently incarcerating adolescent fish
After a salmon is hatched from the gravel of the riverbed in the upper reaches of a watershed, it will begin a long and difficult journey out Read More…
Joining the digital age…
Rotary screw traps are used extensively to monitor downstream migrating juvenile salmonids (See: The Count is on). Rotary screw traps utilize a rotating cone powered by river Read More…
Efficiency at its best
Rotary screw traps only catch a small proportion of the salmon migrating past the traps, so in order to estimate the total fish production on a given Read More…