Bibliography and Index of the Sirenia and Desmostylia 
Bibliography Record
| Hersh, Sandra L. | |||
| 1991 | Siren census. Sea Frontiers 37(4): 6. 1 fig. Aug. 1991. –Brief pop. acc. of the statewide manatee census conducted in Florida in Feb. 1991. | ||
Related Index Records
1 related index term
Aerial Surveys of Distribution
| 1991 | Hersh, S.L. (TML; Florida; Feb. 1991; pop. acc.) |