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Table 5 Performance of error correction techniques applied to raw RAPT data of an acoustically tagged lake trout (Salvelinus namaycush) in three different lakes at the Experimental Lakes Area

From: A method of spatial correction for acoustic positioning biotelemetry

Location

Scenario

Distance travelled (m)

100 % MCP area (ha)

Core area (ha)

Lake 373

Raw data

4089.8

5.95

3.6

 

SSM only

3278.3

5.38

3.47

 

Kriged data

4924.8

8.31

4.53

 

Kriged and SSM

4051.1

7.74

4.36

Lake 375

Raw data

4839.2

18.55

12.13

 

SSM only

3294.2

12.63

10.93

 

Kriged data

4675.9

17.53

13

 

Kriged and SSM

3250.5

13.89

11.67

Lake 626

Raw data

5672.1

24.38

8.89

 

SSM only

5462.5

23.98

8.75

 

Kriged data

5847.3

25.56

9.31

 

Kriged and SSM

5392.1

24.88

8.75

  1. Each of the four scenarios is quantified by the total distance travelled by a fish, the 100 % minimum convex polygon (MCP) to indicate total space use, and the kernel density core area use (50 %) to quantify areas of high importance