Export 5 results:
Filters: First Letter Of Last Name is T and Author is Tollefson, Roger  [Clear All Filters]
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 
T
Tollefson, Roger, and Oregon. Fish Commission. Shellfish Program. Horse clam regulations as effecting Netarts Bay In Oregon Fish Commission. Shellfish Program Special Report. Vol. no.10., 1949.
→ ir.library.oregonstate.edu/concern/technical_reports/qj72p8084
Tollefson, Roger, Lowell D. Marriage, and Oregon. Fish Commission. Shellfish Program,. Review of the regulations affecting the taking of cockle clams for crab bait In Oregon Fish Commission. Shellfish Program Special Report. Vol. no.5., 1948.
→ ir.library.oregonstate.edu/concern/technical_reports/xw42n867q
Tollefson, Roger, Lowell D. Marriage, Donald Twahy, Stanley Wilkes, Charles Woelke, and Oregon. Fish Commission,. Observations on horseclams of the 1949-50 set in Yaquina Bay In Shellfish Investigation Progress Report. Vol. no.21., 1950.
→ ir.library.oregonstate.edu/concern/technical_reports/2b88qd055
Tollefson, Roger, Lowell D. Marriage, and Oregon. Fish Commission. Ghost shrimp, weights of crabs –- Oregon landings, souvenir crabs In Shellfish Investigation Progress Report. Vol. no.16., 1949.
→ ir.library.oregonstate.edu/concern/technical_reports/1544bq05s
Tollefson, Roger. "Present state of the bay clams of Oregon." Research Briefs. Fish Commission of Oregon 1 (1948): p.3-9.
→ ir.library.oregonstate.edu/concern/technical_reports/3f462600t