NSW Arbovirus Surveillance & Vector Monitoring Program
Ballina 2003-2004
Mosquito/Virus Results

Nearby Location

Tweed Heads

bottom of page

News & Comments

Note that for mosquito numbers 0 - 50 mosquitoes = "Low", 51 - 100 = "Medium",
101 - 1,000 = "High", 1,001 - 10,000 = "Very High", >10,000 = "Extreme".

29/Apr/2004: Trapping was again only conducted at North Creek Road  with 'high' (138) numbers collected, including 45 Culex sitiens.

22/Apr/2004: Both sites again collect 'high' mosquito numbers. Greenfield Road yielded 124 mosquitoes, with 19 Ochlerotatus vigilax. North Creek Road  trapped 177, including 86 Culex sitiens.

15/Apr/2004: Trapping was conducted at North Creek Road only with 'high' (344) numbers collected, including 160 Culex sitiens.

12/Apr/2004: Trapping was conducted at Greenfield Road only with 'high' (188) numbers ensuing, cincluding 43 Coquillettidia variegata.

6/Apr/2004: Mosquito numbers are still well above average. Greenfield Road trapped 'high' numbers (698), including 263 Coquillettidia variegata. North Creek Road yielded 'very high' numbers (1,084).

31/Mar/2004: Mosquito numbers were 'very high' from both sites. Greenfield Road trapped 1,052 mosquitoes, with 451 Coquillettidia variegata. While North Creek Road yielded 1,266 mosquitoes including 889 Culex sitiens.

24/Mar/2004: Mosquito numbers are well above average and 'high' from both sites. Greenfield Road trapped 767 mosquitoes, with 245 Ochlerotatus vigilax. North Creek Road yielded a similar total (795), with 405 Culex sitiens.

16/Mar/2004: Mosquito numbers continue to be well up and above average. Greenfield Road trapped 'high' numbers (230), including 53 Ochlerotatus vigilax. North Creek Road yielded 'very high' numbers (3,303), including 2,338 Verrallina funerea.

9/Mar/2004: Mosquito numbers continue to rise. Greenfield Road trapped 'high' numbers (335), including 104 Coquillettidia variegata. North Creek Road yielded 'very high' numbers (1,680), including 836 Verrallina funerea.

2/Mar/2004: Both sites had a rise in mosquito numbers and were 'high'. Greenfield Road trapped 387 mosquitoes, with 128 Culex sitiens. North Creek Road yielded 571 mosquitoes, with 399 Culex sitiens.

27/Feb/2004: Greenfield Road trapped 'high' numbers (570), with 168 Culex sitiens. North Creek Road had a 'high' collection of 177 mosquitoes, dominated by 124 Culex sitiens.

16/Feb/2004: Numbers continue to be 'high' from both sites and are well up at North Creek Road, which trapped 727 mosquitoes, with 414 Culex sitiens. Greenfield Road trapped 133 mosquitoes, dominated by 71 Culex sitiens.

12/Feb/2004: 'High' mosquito numbers were trapped from both sites. Greenfield Road trapped 110 mosquitoes, the most common species being Ochlerotatus vigilax (27). North Creek Road yielded 391 mosquitoes, with 269 Culex sitiens.

3/Feb/2004: Mosquito numbers continue to climb and were again 'high' from sites. Greenfield Road trapped 785 mosquitoes, dominated by 243 Ochlerotatus vigilax and 231 Culex annulirostris. North Creek Rd yielded 145, with 65 Ochlerotatus vigilax.

29/Jan/2004: Numbers were up this week and 'high' from both sites. Greenfield Road trapped 211 mosquitoes, dominated by 84 Ochlerotatus vigilax. North Creek Rd yielded 319, with 108 Culex sitiens.

22/Jan/2004: Trapping was conducted at Greenfield Road this week, with 'low' numbers collected.

12/Jan/2004: Mosquito numbers were below average, although 'high' from both sites. Lennox Head trapped 134 mosquitoes, dominated by 87 Ochlerotatus vigilax. North Creek Rd yielded 116, with 91 Culex sitiens.

6/Jan/2004: Collections were down this week and about one third the long term average. Greenfield Rd trapped 'medium' numbers (79), with 54 Ochlerotatus vigilax. North Creek Rd yielded 457 mosquitoes, with 358 Culex sitiens.

29/Dec/2003: Numbers continue to rise, although are below average. Greefield Rd trapped 'high' numbers (283), with 78 Ochlerotatus vigilax. North Creek Rd had a 'medium' (97) collection, dominated by 67 Culex sitiens.

23/Dec/2003: Numbers are up this week and 'high' from both sites. Greenfield Rd trapped 169 mosquitoes, with 96 Ochlerotatus vigilax. North Creek Rd yielded 131 mosquitoes, with 92 Culex sitiens.

17/Dec/2003: Overall numbers were slightly up on normal. Greenfield Rd trapped 'high' numbers (244), dominated by 182 Ochlerotatus vigilax. North Creek Rd yielded 'low' numbers.

9/Dec/2003: Greenfield Road trapped 'low' numbers. A 'high' collection was made at North Creek Road, with 111 mosquitoes, dominated by 50 Ochlerotatus vigilax.

2/Dec/2003: Both sites trapped 'low' numbers.

28/Nov/2003: A 'low' collection was made from Greenfield Rd, while North Creek Road trapped 'medium' numbers (69), including 54 Culex sitiens.

18/Nov/2003: A 'low' collection was made from Greenfield Rd, while North Creek Road yielded 'high' numbers (148), including 84 Ochlerotatus vigilax.

top of page