Table 3. Minimum and maximum densities (no. animals/km2 ) of E. f. albifrons and V. v. rubra found on the Masoala Peninsula at the six study sites in 1994 and 1995, as estimated using areas calculated from a variable buffer width around sampling trails.

  Eulemur fulvus albifrons Varecia variegata rubra
  1994 1995 1994 1995
  350 m 500 m 350 m 500 m 100 m 500 m 100 m 500 m
Site 1 20.66 14.73 20.66 14.73 11.84 5.52 11.05 5.16
Site 2 19.48 14.15 21.97 15.96 41.18 12.69 43.53 13.42
Site 3 17.92 12.65 19.45 13.73 15.22 3.77 18.48 4.58
Site 4 10.01 7.62 12.11 9.23 17.24 4.01 17.24 4.01
Site 5 29.84 21.56 30.68 22.16 50.00 10.93 47.22 10.32
Site 6 31.23 23.33 31.50 23.54 28.23 7.23 30.65 7.85
Mean 21.52 15.67 22.73 16.56 27.28 7.36 28.03 7.56
1 SD 7.92 5.84 7.33 5.40 15.46 3.71 14.91 3.72
1 SE 3.23 2.61 2.99 2.41 6.91 1.66 6.67 1.67