Low and variable rates of capture are chronic problems in chelonian studies. We conducted
a pilot study to evaluate protocols for future inventories of turtles in Illinois by comparing …

Donaldson Point Conservation Area (DPCA) is a lentic area within the Mississippi River
floodplain that experiences seasonal flooding because of direct connectivity to the …

We used basking traps and hoop nets to sample turtles in Standing Stone Lake at 2-week
intervals from May to November 2006. In alternate weeks, we conducted visual basking …

More than half of turtle species worldwide are threatened because of habitat loss, invasive
species, environmental pollution, disease, unsustainable use, and global climate change …

Reliable population estimates are important for making informed management decisions
about wildlife species. Standardized survey protocols have been developed for monitoring …

Fundamental questions in ecology and conservation require reliable data about population
size and structure. For freshwater turtles, such data are often obtained via mark–recapture …

Historic commercial collecting of the alligator snapping turtle (Macrochelys temminckii)
appears to have severely reduced populations throughout much of its range. In this study …

We conducted a mark-recapture study on snapping turtles (Chelydra serpentina) at the
headwaters of the San Marcos River, Hays County, Texas. The site is within a highly …

There is increasing recognition of the importance of incorporating detection probabilities in
herpetological surveys (MacKenzie et al. 2002, Mazzerolle et al. 2007). This information is …

Semi-aquatic turtle population sampling commonly uses baited aquatic funnel traps.
However, researchers may use different methods of bait presentation within these traps. Two …