Quote:
Originally Posted by NoLimit
Your understanding of statistics and sampling procedures betrays not a hint of moniker. If you want to sample the population year after year, it has to be done randomly in areas that are in an around the actual migration route for that year. So basically, if the fleet is in 60’ all week, that is where they need to sample. If they are running up the river and the fleet is on the edges of Ambrose, that’s where you sample.
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This is so wrong it's laughable. You don't sample "where the fish are," you sample physical sites - and you repeatedly sample multiple sites over multiple years. Dipping your net where the fish are each year tells you nothing about how the population is trending over time.
Keep in mind that YoY and landings (among others) also factor into the models, so when multiple sources of population density agree, it's further evidence that the modeling is sound.