While oftentimes predictable, insect hatches on our favorite streams can sometimes come and go without warning. Whether it be due to the odd swings in the weather, streamflow changes, water quality problems, or factors unknown, some years hatches can just plain disappear.
That’s what seems to have happened on the UK’s River Test, which hasn’t seen its historically prolific mayfly hatches in some time. It’s proclaimed by some to be the most famous chalk stream in the world, but is being pressured by strange weather patterns and urban development.
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