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Table 1 Collection of insects found in each study locality

From: Rhodnius (Stål, 1859) (Hemiptera, Triatominae) genus in Bolivian Amazonia: a risk for human populations?

Location No. of specimens Infestation indices Colonization index Crowding indices
% Positive traps (positive no./total no.) % Positive palms (positive no./total no.) No. in othersa (positive no.) Palmsb No. of insects per positive trap No. of insects per positive palm
San Borja
 SB1 0 0% (0/55) 0% (0/11) 0 (–)
 SB2 7 6% (6/100) 25% (5/20) 0 (–) 40% 1.2 1.4
 SB3 75 43% (38/89) 89% (16/18) 0 (–) 100% 2.0 4.7
 Total 82 18% (44/244) 43% (21/49) 0 (–) 86% 1.9 3.9
San Joaquin
 SJ1 2 1% (1/75) 7% (1/15) 0 (–) 100% 2.0 2.0
 SJ2 0 0% (0/80) 0% (0/19) 0 (–)
 SJ3 98 53% (31/59) 83% (10/12) 0 (–) 100% 3.2 9.8
 Total 100 15% (32/214) 24% (11/46) 0 (–) 100% 3.1 9.1
Trinidad
 T1 105 45% (38/85) 82% (14/17) 3 (0) 100% 2.8 7.5
 T2 6 6% (5/84) 18% (3/17) 0 (–) 100% 1.2 2.0
 T3 0 0% (0/57) 0% (0/11) 0 (–)
 Total 111 19% (43/226) 38% (17/45) 3 (–) 100% 2.6 6.5
Cobija
 C1 12 13% (8/60) 36% (4/11) 5 (0) 100% 1.5 3.0
 C2 2 4% (1/24) 20% (1/5) 0 (–) 100% 2.0 2.0
 C3 3 3% (3/104) 11% (2/18) 14 (0) 100% 1.0 1.5
 Total 17 6% (12/184) 21% (7/34) 19 (–) 100% 1.4 2.4
Guayaramerín
 G1 3 4% (3/81) 19% (3/16) 0 (–) 100% 1.0 1.0
 G2 3 4% (3/71) 14% (2/14) 0 (–) 100% 1.0 1.5
 Total 6 4% (6/152) 17% (5/30) 0 (–) 100% 1.0 1.2
Riberalta
 R1 2 5% (2/40) 13% (1/8) 0 (–) 100% 1.0 2.0
 R2 7 10% (6/61) 33% (4/12) 1 (0) 100% 1.2 1.8
 R3 0 0% (0/79) 0% (0/14) 9 (0)
 Total 9 4% (8/180) 15% (5/34) 10 (–) 100% 1.1 1.8
 Overall total 325 12% (145/1200) 28% (66/238) 32 (0) 95% 2.2 4.9
  1. aOthers refers to burrow or ground hole
  2. bCalculated as: [no. of palms with nymphal instars/no. positive palms] × 100