David W. Willis
South Dakota State University
Natural Resource Management
NPB lab 138 Box 2140B
Brookings,
SD
USA
57007
Email:
David.Willis@sdstate.edu
Papers:
P-93
Factors Influencing Timing of Annulus Formation in Walleye and Smallmouth Bass Otoliths
P-96
A Simple Method to Increase Precision, Reduce Error, and Facilitate the Aging of Otoliths: the Otolith Illumination Device
T-MA-10
Response of Lower Trophic Levels to Water Level Fluctuation in Natural Lakes Could be Mediated By Alternative Stable States
W-FU-9
The Evolution Of University Programs and The Needs Of Natural Resources Agencies: Coevolution Or Divergence?
W-MA-14
The Ontogeny of Yellow Perch Recruitment
W-MA-15
Spatial Synchrony of Yellow Perch Recruitment in Eastern South Dakota Glacial Lakes