Culex Mosquito
Culex tritaeniorhynchus
Appearance
- Adult – thorax, legs and veins on the wings are always covered with brown scales. Dull in colour. The tip of the abdomen is always blunt.
- Larval rest 45 degree from the surface of the water
- Egg is brown, long and cylindrical, vertical on water surface, cemented in a raft of 300 eggs. Raft usually 3 – 4mm long and 2 – 3mm wide.
Lifecycle
- Egg to adult stage takes 6 – 10 days
- Complete metamorphosis – egg, larval, pupa and adult
Habits
- Habitat – mainly breed in paddy field, polluted stagnant water and drains.
- Biting rhythm – bite at night and usually rest indoor before and after the blood meal. Sometimes they may rest outdoor.
- Prefer darker colours
- Long distance fliers
- Main vector for Japanese B – Encephalitis