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• 1. [Article] Investigation of proposed dredging in Coalbank Slough in Coos Bay

  Includes public notice from the Army Corps of Engineers.

  Citation × Citation Citation Abstract Copy Title: Investigation of proposed dredging in Coalbank Slough in Coos Bay Author: Marriage, Lowell D., Oregon Fish Commission. Shellfish Program Includes public notice from the Army Corps of Engineers. Title: Investigation of proposed dredging in Coalbank Slough in Coos Bay Author: Marriage, Lowell D., Oregon Fish Commission. Shellfish Program Includes public notice from the Army Corps of Engineers. Close

• 2. [Article] Notes on proposed channel dredging in Coos Bay

  The Army Corps of Engineers dredged in Coos Bay in the fall of 1948, dumping dredge spoils on a large clam bed and killing the clams. Although Fish Commission biologists were unable to relocate the original ...

  Citation × Citation Citation Abstract Copy Title: Notes on proposed channel dredging in Coos Bay Author: Marriage, Lowell D., Tollefson, Roger D., Oregon Fish Commission. Shellfish Program The Army Corps of Engineers dredged in Coos Bay in the fall of 1948, dumping dredge spoils on a large clam bed and killing the clams. Although Fish Commission biologists were unable to relocate the original planned dumping site, they observed the resulting increased pressures on remaining clam resources, and the drop in productivity that came from the Corps' actions. In this document, they build a case for changing the location of dumping of future dredge spoils. Title: Notes on proposed channel dredging in Coos Bay Author: Marriage, Lowell D., Tollefson, Roger D., Oregon Fish Commission. Shellfish Program The Army Corps of Engineers dredged in Coos Bay in the fall of 1948, dumping dredge spoils on a large clam bed and killing the clams. Although Fish Commission biologists were unable to relocate the original planned dumping site, they observed the resulting increased pressures on remaining clam resources, and the drop in productivity that came from the Corps' actions. In this document, they build a case for changing the location of dumping of future dredge spoils. Close

• 3. [Article] Discussion of the horse clam season – Coos Bay

  When should the clamming season for horseneck, fat gaper, or horse clams (Tresus capax) be closed in Coos Bay? They are in "very poor condition" after spawning, and should not be harvested until they have ...

  Citation × Citation Citation Abstract Copy Title: Discussion of the horse clam season – Coos Bay Author: Marriage, Lowell D., Tollefson, Roger D., Oregon Fish Commission. Shellfish Program When should the clamming season for horseneck, fat gaper, or horse clams (Tresus capax) be closed in Coos Bay? They are in "very poor condition" after spawning, and should not be harvested until they have a chance to recover from spawning season. But when do they spawn? Is Coos Bay dramatically different from other Oregon bays? The authors argue that it is not so different, and discuss current regulations and available data. Title: Discussion of the horse clam season – Coos Bay Author: Marriage, Lowell D., Tollefson, Roger D., Oregon Fish Commission. Shellfish Program When should the clamming season for horseneck, fat gaper, or horse clams (Tresus capax) be closed in Coos Bay? They are in "very poor condition" after spawning, and should not be harvested until they have a chance to recover from spawning season. But when do they spawn? Is Coos Bay dramatically different from other Oregon bays? The authors argue that it is not so different, and discuss current regulations and available data. Close