Updated 07/16/2010

  

            

                         

 

 

 

 

 

 

 

 

 

 

Photos, stories and other materials are welcome and appreciated for the web page.  Please submit on a disc and drop off any material at the park office.

 

 

FOR MORE INFORMATION REGARDING PARK ACTIVITIES, PROGRAMS OR GENERAL INFORMATION CAN BE FOUND IN THE NEWSLETTER OR BY CALLING

 717/630-2183

 

 

 

 

 

     

 

                                                            

 

 Turtle Update

 
 

 

 

Table 1: Turtles captured at Lake Marburg during the 2009 sampling season

Species

Number captured

Number recaptured

Recapture location

Red-bellied turtle

3

1

1 female red-bellied turtle was captured at Chapel Cove then recaptured at Black Rock

Painted turtle

46

7 (4 were recaptured twice – 11 total recaptures)

1 female painted turtle was captured at Chapel Cove then recaptured at Dubs Cove / remaining were recaptured at original location

Red-eared slider

13

0

n/a

Yellow-bellied turtle

3

1 (recaptured twice – 2 total recaptures)

All were recaptured at original location

 

Table 2: Population estimates for Dubs Cove, Chapel Cove and Black Rock for the 2009 sampling season

Species

Population estimate

95% confidence interval

Notes

Red-bellied turtle

5

1-98

 

Painted turtle

70

40-144

 

Red-eared slider

n/a

n/a

No turtles recaptured

Yellow-bellied turtle

2

1-11

 

 

Table 3: Carapace length, carapace width, height and weight of turtles captured during the 2009 sampling season.  Values are average ± SEM

Species

Carapace length (cm)

Carapace width

(cm)

Height

(cm)

Weight

(kg)

Red-bellied turtle

13.0 ± 0.3

9.3 ± 0.2

4.6 ± 0.1

0.3 ± 0.02

Painted turtle

28.8 ± 2.8

20.2 ± 1.1

11.5 ± 1.2

3.4 ± 0.8

Red-eared slider

21.5 ± 0.6

15.7 ± 0.3

8.4 ± 0.3

1.5 ± 0.1

Yellow-bellied turtle

22.5 ± 3.4

16.4 ± 2.7

9.8 ± 2.2

2.0 ± 0.8

 

Figure 1: Map of Codorus State Park, York County, PA.  Star indicates the location protected by the park for red-bellied turtle nesting.  The red circles indicate proposed sampling sites. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 2: Number of turtles of each species caught per day.  Data shows means ± SEM.  Significance was tested with a 2-way ANOVA and a Bonferroni post test.  *indicate significant differences between species.

 

Figure 3: Number of turtles caught at each location per day.  Data shows means ± SEM.  Significance was tested with a 2-way ANOVA and a Bonferroni post test.  *indicate significant differences between locations.