Evaluation of otoliths Salt Creek pupfish (Cyprinodon salinus salinus) for use in analyses of age and growth
January 1, 2012
We collected Salt Creek pupfish (Cyprinodon salinus salinus) from Salt Creek, Death Valley, California, in November 2009 and May 2010. The purpose of our study was to determine whether otoliths displayed interpretable marks that might be used for estimating age and growth. Otoliths exhibited alternating bands of opaque and translucent material. Kendall rank correlation between number of bands on otoliths and length of fish were high for two readers (τ = 0.65 and 0.79) and exact agreement between readers was 51%. Otoliths exhibited 0–5 bands, which provided evidence that longevity of Salt Creek pupfish likely is >1 year. Total length of fish collected in spring and autumn differed for fish with one and three bands on otoliths.
Citation Information
| Publication Year | 2012 |
|---|---|
| Title | Evaluation of otoliths Salt Creek pupfish (Cyprinodon salinus salinus) for use in analyses of age and growth |
| DOI | 10.1894/0038-4909-57.4.412 |
| Authors | Maria C. Dzul, D. Bailey Gaines, Jesse R. Fischer, Michael C. Quist, Stephen J. Dinsmore |
| Publication Type | Article |
| Publication Subtype | Journal Article |
| Series Title | Southwestern Naturalist |
| Index ID | 70004789 |
| Record Source | USGS Publications Warehouse |
| USGS Organization | Idaho Cooperative Fish and Wildlife Research Unit |