Table 6.
Secondary malaria vectors in NE India.
| Sl. No. | Year of Incrimination | Month/Season | Place | Species | Total Positivity | Method of Incrimination | Reference |
|---|---|---|---|---|---|---|---|
| 1 | 1941 | Not Known | Assam | An. culicifacies | 0.56% | Dissection | [78] |
| 2 | 1968 | August | Burnihat, Meghalaya | An. phillipinensis | 1 no | Dissection | [79] |
| 3 | 1969 | July | Burnihat, Meghalaya | 1 no | Dissection | ||
| 4 | 2001–2002 | Throughout the year | Jorhat, Assam | An. aconitus | 3.95% | CSP ELISA | [77] |
| An. annularis | 5.80% | ||||||
| An. hyrcanus gp | 0.48% | ||||||
| An. jeyporiensis | 6.25% | ||||||
| An. kochi | 1.28% | ||||||
| An. phillipinensis/nivipes | 0.94% | ||||||
| An. tesellatus | 6.67% | ||||||
| An. varuna | 3.23% | ||||||
| An. vagus | 3.87% | ||||||
| 5 | 2000–2002 | Throughout the year | Jairampur, AP | An. Phillipinensis/nivipes | 1.20% | CSP ELISA | [89] |
| Soraipung, DBR, Assam | 2.60% | ||||||
| Titabor, Assam | 1.70% | ||||||
| 6 | 2008–2009 | April-October | Jorhat, Assam | An. nivipes | 0.70% | PCR | [10] |
| Dimapur, Nagaland | 0.95% | ||||||
| 7 | 2012 | Pre & Post monsoon | Assam | An. culicifacies | 2.50% | CSP ELISA | [90] |
| Meghalaya | 3.50% | ||||||
| Manipur | 1.20% | ||||||
| 2013 | Assam | 10.90% | |||||
| Meghalaya | 6.40% | ||||||
| Manipur | 1.80% | ||||||
| 2014 | Assam | 6.60% | |||||
| Meghalaya | 3.50% | ||||||
| Manipur | 9.50% | ||||||
| 8 | 2013 | March-August | Orang, Assam | An. vagus | 0.56* | CSP-ICT | [91] |
| Orang, Assam | An. annularis | 0.22* | |||||
| Balipara, Assam | An. vagus | 0.13* |
(* Minimum infection rate, CSP: Circumsporozoite protein, ELISA: Enzyme-linked immunosorbant assay, PCR: Polymerase chain reaction, ICT: Immunochromatographic test).