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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