We are in the heart of winter steelhead season now. Some regions are experiencing poor returns of wild fish this year, while others are faring better. As steelheaders we ride the wave, from good years to bad ones and everything in between. This week we are back with a Science Friday post on a recent study on wild steelhead in …
Science Friday: Why are half pounders declining in the Trinity River?
When anglers dream of steelhead, they mostly fantasize about fish that have spent 2-4 years in the ocean and return to freshwater to spawn as full adults, packing four or more pounds and brutish power into their physique. However, one of the most common forms of returning steelhead in some rivers is not the adult, but the so-called half-pounder. …
Science Friday: How summer steelhead are genetically different than winters
Many anglers over the years have no doubt wondered why some steelhead return to freshwater during the hottest and driest part of the year. The reasons why are both simple and complex. The most obvious difference between summer steelhead and their winter run brethren is that they enter freshwater streams in summer and fall, not winter. Duh. But that …
Are there any wild steelhead left? Yes, there is no doubt. But it is up to us to ensure their future and the fisheries they provide.
A topic that is commonly raised in the steelhead conservation world is whether there are any “pure” wild steelhead left. Before I answer, I want to take a step back first. There are two types of hatcheries. We have integrated hatcheries, where fish used for broodstock are taken from the same population in which they are planted. These are …