Powell River Salmon Society
Posts Tagged Fishfacts
2021 Brood Data
Posted by Philip Nakatsu in Fish News on December 2, 2021
2021 was great year for Lang Creek Returns. Chinook had terrific showings this fall with our second best year on record, only missing out on being our best year by a few fish. For a closer look at this years returns, feel free to check out “Lang Releases and Returns” under “The Fish” tab on […]
Hatchery Effectiveness
Posted by Philip Nakatsu in Fish News on May 28, 2021
For a decade we clipped all our coho to study our hatchery’s effectiveness. When the coho returned, all were meticulously checked one by one for clips and tags so we can have irrefutable proof of what we already know, our program is highly effective. This graph represents a complete population census and not an arbitrary […]
2020 Lang Creek Returns
Posted by Philip Nakatsu in Fish News on December 15, 2020
2020 was another successful year for Lang Creek Returns. Chinook and Coho had terrific showings this fall with both of their numbers at the higher end of what we typically expect. Our Chum returns weren’t high compared to historical numbers, but we more than doubled last years returns. You may recall, last year Chum […]
2020 Chinook Releases vs Returns
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart shows our hatchery Chinook releases offset with Lang creek returns 4 years later. Though we don’t control what happens in the ocean, the trendlines show that our production correlates with successful average returns over time.
2020 Chinook Fecundity
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart is an annual comparison of Chinook average fecundity (eggs per female).
2020 August Coho vs Total Coho
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart is used to predict what we might expect for Coho returns in the fall based on how many show up in August.
2020 September vs October Chinook
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart compares the return numbers of our Chinook between September and October. Its interesting to note that our Chinook run timing has been trending earlier in recent years.
2020 Coho vs Pink
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart shows correlation in the return numbers for Coho and Pink.
2020 Coho: Weight, Length, Fecundity
Posted by Philip Nakatsu in Fish News on December 15, 2020
This chart shows a correlation between fish size and fecundity (number of eggs per female).
Lang Escapement for 2019
Posted by Philip Nakatsu in Fish News, Uncategorized on December 18, 2019
It was a very poor year for Chum across the entire coast and we felt the effects of that. On the other hand, it was a banner year for Chinook. Our second best on record!