TY  - RPRT
TI  - A comparison of aerial and boat-based surveys for marbled murrelets in southeast Alaska, July 23-28, 1991
AU  - John F. Piatt
AU  - Bruce Conant
AU  - Chris Iverson
PY  - 1991
UR  - https://pubs.usgs.gov/publication/70180190
ID  - 70180190
ER  -