TY  - RPRT
TI  - Age-class structure and variability of two populations of the bluemask darter etheostoma (Doration) sp.
AU  - J.W. Simmons
AU  - James B. Layzer
AU  - D.D. Smith
PY  - 2008
DO  - 10.1674/0003-0031(2008)160[300:asavot]2.0.co;2
UR  - https://pubs.usgs.gov/publication/70033701
ID  - 70033701
ER  -