Quantifying Economic Costs Of Northern Pike Invasion; ‘Would Require Large-Scale Ecological-Economic Exercise’

Economists tasked with quantifying the costs of suppressing invasive northern pike in Lake Roosevelt as well as the costs to the region if the pike escaped Grand Coulee Dam and migrated downstream, risking recovery of the Columbia River basin’s threatened and endangered salmon and steelhead, indicated at a Northwest Power and Conservation Council meeting this week that available data is too sparse to adequately answer the questions.

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