NSW Arbovirus Surveillance & Vector Monitoring Program
Ballina 2004-2005
Mosquito/Virus Results

Nearby Location

Tweed Heads

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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".

16/May/2005: Greenfield Road trapped 'high' numbers (500), with 403 Ochlerotatus multiplex. North Creek Road collected 'high' numbers (128) this week, with 63 Ochlerotatus notoscriptus.

10/May/2005: Greenfield Road continues with the 'high' collections, trapping 304 mosquitoes, dominated by 263 Ochlerotatus multiplex. North Creek Road trapped 'very high' numbers (1143), with 577 Ochlerotatus multiplex.

2/May/2005: Mosquito numbers continue to be 'high' from both sites. Greenfield Road trapped 286 mosquitoes, dominated by 170 Ochlerotatus multiplex. North Creek Road yielded 488, with 207 Culex sitiens.

26/Apr/2005: Mosquito numbers continue to climb, with a 'very high' collection from North Creek Road. This site trapped 1,456 mosquitoes, which included 575 Verrallina funerea. Lennox Head continued with the 'high' numbers (179), including 69 Ochlerotatus multiplex.

19/Apr/2005: Mosquito numbers were again up and 'high' from both sites. Greenfield Road trapped 116, with 32

12/Apr/2005: Numbers were down this week, although North Creek Road collected 'high' numbers (148), with 50 Ochlerotatus vigilax. North Creek Road yielded 792, dominated by 307 Verrallina funerea

6/Apr/2005: Both sites again traped 'high' numbers. Greenfield Road yielded 275 mosquitoes, including 74 Ochlerotatus vigilax. North Creek Road yielded 382, dominated by 242 Culex sitiens.

30/Mar/2005: Both sites continue to trap 'high' numbers. Greenfield Road yielded 232 mosquitoes, including 57 Coquilletidia variegata. North Creek Road trapped 395, dominated by 263 Culex sitiens.

22/Mar/2005: Both sites trapped 'high' numbers. Greenfield Road yielded 260 mosquitoes, including 79 Coquilletidia variegata. North Creek Road trapped 339, dominated by 252 Culex sitiens.

22/Mar/2005: There was one Ross River virus isolate made from the Greenfield Road site, from the mosquito collection trapped on 8/Mar/2005. The mosquito from which the virus was isolated was Coquilletidia variegata.

15/Mar/2005: Both sites again trapped 'high' numbers. Greenfield Road yielded 146 mosquitoes, including 61 Coquilletidia variegata. North Creek Road trapped 323, dominated by 142 Culex sitiens.

8/Mar/2005: Both sites trapped 'high' numbers. Greenfield Road yielded 257 mosquitoes, including 61 Coquilletidia variegata. North Creek Road trapped 491, dominated by 230 Culex sitiens.

1/Mar/2005: 'High' numbers again continue from both sites. Lennox Head trapped 501 mosquitoes, with 133 Coquillettidia linealis. North Creek Road collected 379, with 116 Culex sitiens.

22/Feb/2005: 'High' numbers continue from both sites. Lennox Head trapped 423 mosquitoes, with 258 Coquilletidia variegata. North Creek Road collected 241, with 176 Culex sitiens.

15/Feb/2005: Both sites trapped 'high' numbers. Greenfield Road yielded 420 mosquitoes, including 144 Coquilletidia variegata. North Creek Road trapped 290, dominated by 162 Culex sitiens.

8/Feb/2005: Greenfield Road yielded a 'high' collection of 108, which included 41 Coquilletidia variegata. North Creek Road had a trap failure.

1/Feb/2005: Both sites trapped 'high' mosquito numbers. Greefield Road yielded a catch of 105, with Coquilletidia variegata (23) being the main species collected.  North Creek Road collected 190 mosquitoes, dominated by 100 Verrallina funerea.

25/Jan/2005: Greenfield Road trapped 'high' numbers (139), with 29 Coquillettidia linealis. North Creek Road yielded a 'medium' collection (77), with 21 Verrallina funerea.

19/Jan/2005: Mosquito numbers were down and well below average. North Creek Road trapped 'medium' numbers (77), with 28 Ochlerotatus notoscriptus. Greenfield Road had a trap failure.

13/Jan/2005: Mosquito numbers were well down this week. North Creek Road trapped 'medium' numbers (84), with 25 Culex sitiens. Greenfield Road trapped 'low' numbers.

5/Jan/2005: Greenfield Road yielded a 'high' collection of 109 mosquitoes, with Coquilletidia variegata (31) being the main species collected.  North Creek Road had the first 'very high' catch of the season, trapping 1,190 mosquitoes, including 416 Verrallina funerea.

22/Dec/2004: Mosquito numbers were around average although 'high' from both sites. North Creek Rd trapped 174 mosquitoes, with 130 Verrallina funerea. Greenfield Road yeilded 267, with 76 Culex sitiens.

14/Dec/2004: Mosquito numbers were 'high' from both sites. Greenfield Road trapped 137 mosquitoes, with Coquilletidia variegata 70 predominating. North Creek Rd yeilded 373, with 145 Culex sitiens.

7/Dec/2004: Greenfield Road had a 'medium' collection this week of 93 mosquitoes, including Ochlerotatus multiplex. North Creek Road yielded 'high' (179) mosquito numbers, dominated by 80 Verrallina funerea

1/Dec/2004: Greenfield Road continues with the 'high' mosquito numbers, with a catch of 183, dominated by 51 Ochlerotatus multiplex. North Creek Road had a 'medium' catch of 84 mosquitoes, dominated by 42 Culex sitiens.

25/Nov/2004: Mosquito numbers continue to be well above average and 'high' from both sites. Greenfield Road yielded 526 mosquitoes, dominated by 279 Ochlerotatus multiplex. North Creek Road trapped 412, including 194 Verrallina funerea

17/Nov/2004: Mosquito numbers are well up for the early part of the season due to recent heavy rainfall and 'high' from both sites. Greenfield Road trapped 154 mosquitoes, including 65 Ochlerotatus multiplex. North Creek Road yielded 502 mosquitoes, dominated by 153 Verrallina funerea and 144 Culex sitiens.

11/Nov/2004: Both sites trapped 'high' mosquito numbers. Greenfield Road collected 135, with 38 Ochlerotatus multiplex. North Creek Road trapped 127 mosquitoes, dominated by 57 Verrallina funerea.

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