Use of lead shot for hunting migratory birds in the United States: draft supplemental environmental impact statement
The Service, 1985 - Nature
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Action Alaska Alternative annual Appendix areas Atlantic Atlantic Flyway average band-tailed pigeon Bellrose breeding population California Canada geese canvasbacks Central Flyway counties crippling deposition die-offs died of lead diet dosed doves eagle criteria eagle index effects of lead embedded shot endangered species estimated exposure to lead feeding Files MBMO Fish and Wildlife gizzards habitat hunted migratory birds hunters identified implementation increased ingested lead shot Lake lead concentrations lead exposure lead levels lead pellets lead poisoning lead shot lead-poisoning problem liver lead losses major mallards Mexico migration migratory bird hunting Mississippi Mississippi Flyway monitoring National Wildlife Federation nesting nontoxic shot zones NWHL occur Pacific Flyway pigeons pintails proposed raptors recovery Region reported result River sample sandhill cranes scaly-naped pigeon shotshell steel shot sublethal survey swans Table tissues toxic U.S. Fish United waterfowl criteria waterfowl harvest index waterfowl hunting Wildl Wildlife Service winter