From: Presence of a cryptic Onchocerca species in black flies of northern California, USA
Number examined | Number of pools | Positive black fly pools | Coordinates | Location | Percentage of positive pools by species (%) | ||||
---|---|---|---|---|---|---|---|---|---|
2015 | |||||||||
S. clarum “black” | 5 | 3 | (1) SCB-15-039 | 38°53′21.9′′N, 122°43′53.6′′W | Kelseyville | 33.3 | |||
S. clarum “orange” | 6 | 6 | None | – | – | 0.0 | |||
S. tescorum | 57 | 17 | (1) ST-15-010 | 38°43′16.7′′N, 122°37′12.8′′W | Middletown | 5.9 | |||
S. vittatum | 82 | 31 | (1) SV-15-020A | 38°55′3.8′′N, 122°35′20.9′′W | Lower Lake | 6.5 | |||
(2) SV-15-043 | 38°55′3.8′′N, 122°35′20.9′′W | Lower Lake | |||||||
Total | 150 | 57 | 4 | 7.0 | |||||
2016 | |||||||||
S. clarum “black” | 11 | 10 | None | – | – | – | |||
S. clarum “orange” | 7 | 7 | None | – | – | – | |||
S. tescorum | 101 | 23 | (1) ST-16-011 | 38°56′49.5′′N, 122°54′14.3′′W | Lakeport | 8.7 | |||
(2) ST-16-014 | 38°55′10.2′′N, 122°46′35.5′′W | Kelseyville | |||||||
S. vittatum | 220 | 49 | (1) SV-16-030A | 38°55′19.1′′N, 122°37′35.0′′W | Lower Lake | 2.0 | |||
Total | 335 | 89 | 3 | 3.4 | |||||
2015–2016 | |||||||||
S. clarum “black” | 16 | 13 | 1 | – | – | 7.7 | |||
S. clarum “orange” | 13 | 13 | 0 | – | – | 0.0 | |||
S. tescorum | 158 | 40 | 3 | – | – | 7.5 | |||
S. vittatum | 302 | 80 | 3 | – | – | 3.8 | |||
Overall total | 485 | 146 | 7 | 4.8 |