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Temporal And Spatial Harvest Patterns Of River Otter In Louisiana And Its Potential Use As A Bioindicator Species Of Water Quality, Daniel Gustavo Scognamillo
Temporal And Spatial Harvest Patterns Of River Otter In Louisiana And Its Potential Use As A Bioindicator Species Of Water Quality, Daniel Gustavo Scognamillo
LSU Doctoral Dissertations
Louisiana is the leading state in number of river otters used in reintroduction programs in other states and in the production of pelts. However, habitat loss and degradation have prompted concern about the status of otter populations. This dissertation undertakes a spatial and temporal analysis of river otter harvest activity and examines environmental factors related to monitoring mercury levels in streams in Louisiana. Harvest data for 1957-2004 were analyzed to identify spatial and temporal trends in otter harvest activity. Changes have occurred in the last 20 years in the spatial dynamics of otter harvest in Louisiana, these include an increasing …