TY  - RPRT
TI  - An elutriation apparatus for macroinvertebrates
AU  - Joseph M. Worswick
AU  - Michael T. Barbour
PY  - 2003
DO  - 10.4319/lo.1974.19.3.0538
UR  - https://pubs.usgs.gov/publication/1000487
ID  - 1000487
ER  -