In Brief: Can phosphorous improve fish habitat?

The Aspen Times reports that Kremmling-based Blue Valley Ranch is seeking Colorado environmental regulators’ permission to inject the Blue River with phosphorus as part of an experiment that could help improve trout habitat at a popular high-country fishing destination. The ranch has not yet applied for a state discharge permit, which it will need before beginning the project. In September, the Colorado Basin Roundtable voted to provide Blue Valley Ranch with a letter of support. Scientists warn that adding too much phosphorus could create problems downstream. Excess phosphorus stimulates growth of cyanobacteria, an algae that can be toxic to humans.

Read more on this story from The Aspen Times.

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