Detection history of gypsy moth detection in B.C.

Specialized traps and other survey methods are used every year in B.C. to detect whether gypsy moths are in an area and whether they can be eradicated. Recent trapping histories and maps are listed. Bold text indicates sites that resulted in treatments.

Trapping results since 1997


Results: Burnaby (3), Vancouver (2), West Vancouver (1), Coquitlam (6), Surrey (7), Langley (2), Maple Ridge (10), Mission (5), Chilliwack (1), Penticton (1), West Kelowna (2), Big White (1), Castlegar (1), Campbell R (1), Courtenay (5), Metchosin (1), Saanich (1), North Saanich (1)

Maps: Provincial Overview Map (JPG, 285KB | PDF, 2.4MB), Big White (JPG, 160KB), Campbell River (JPG, 150KB), Castlegar (JPG, 121KB), Chilliwack (JPG, 115KB), Coquitalm (JPG, 152KB)Courtenay (JPG, 149KB), West Kelowna (JPG, 175KB), Kitsilano (JPG, 202KB), Langley (JPG, 142KB), Maple Ridge to Blue Mtn. (JPG, 201KB), Maple Ridge to Silver Valley (JPG, 180KB), Metchosin (JPG, 159KB), Mission (JPG, 142KB), Penticton (JPG, 148KB), Surrey (JPG, 136KB), Swartz Bay (JBG, 113KB), Vancouver to Burnaby (JPG, 219KB), Victoria (JPG, 168KB), West Vancouver (JPG, 141KB)


Results: Cowichan (21), South Vancouver Island (3), Saanich (1), Maple Ridge (3), Surrey (14), Hope (1), Castlegar (13), Revelstoke (1), Delta (1 AGM)

MapsProvincial Overview (JPG, 309KB), Surrey (JPG, 232KB), Saanich (JPG, 227KB), Revelstoke (JPG, 173KB), Metchosin (JPG, 201KB), Maple Ridge (JPG, 239KB), Hope (JPG, 176KB), Delta (JPG, 205KB), Lake Cowichan (JPG, 148KB), Castlegar (JPG, 143KB)


Results: Courtenay (4), Campbell River (1), Lake Cowichan (2), Crescent Beach (3), Chilliwack (1), Surrey - Guildford (1), Surrey - Fraser Heights (40), Castlegar/Pass Creek Fairgrounds (3) 
Maps: Provincial Overview Map (PDF, 7.6KB), Courtenay (JPG, 312KB), Campbell River (JPG, 280KB), Lake Cowichan (JPG, 291KB), Crescent Beach (JPG, 153KB), Chilliwack (JPG, 215KB), Surrey (JPG, 438KB), Castlegar (JPG, 321KB)


Results: Agassiz (8), Port Coquitlam (1), Pitt Meadows (1), Surrey – Fraser Heights (51), Surrey – Guildford (4), Surrey – Johnson Heights (2), Richmond (1), Victoria (1), Arbutus Ridge (3), Spectacle Lk (1), Cowichan (1), Courtenay (11), Campbell R. (8), Queen Charlotte City (1)
Maps: Provincial Overview Map (PDF, 6.2MB)Agassiz (JPG, 92KB), Port Coquitlam and Pitt Meadows (JPG, 117KB), North Surrey (JPG, 173KB), Richmond (JPG, 131KB), Courtenay (JPG, 112KB)Campbell R (JPG, 98KB), Victoria (JPG, 142KB)Spectacle Lk (JPG, 76KB), Arbutus Ridge (JPG, 78KB), Queen Charlotte City (JPG, 66KB)


Results: Burnaby(1), N. Surrey (14), Agassiz-Ken (2), Langford (2), Saanich (14), Courtenay (1), Campbell R. (2),
MapsSouthern B.C. Overview (JPG, 264KB)Burnaby (JPG, 96KB), N. Surrey (JPG, 91KB)Agassiz-Ken (JPG, 74KB)Saanich (JPG, 81KB)Langford (JPG, 87KB), Courtenay (JPG, 85KB)Campbell R (JPG, 73KB)


Results: Parksville (1), Saanich (3), Courtenay (4), Vancouver (2), N. Van (1), Coquitlam (1), Langley (2), Delta (1), Mission (2),  N Surrey (9),  Fleetwood (1), Maple Ridge (1), Surrey (2 in spray block), Armstrong (1)
Maps: Southern B.C. Overview (JPG, 322KB)Lower Mainland (JPG, 322KB)Fraser Valley (JPG, 307KB)Comox (JPG, 76KB)Parksville (JPG, 60KB)Saanich (JPG, 85KB)Armstrong (JPG, 77KB)


Results: Surrey (197), Delta (7), Aldergrove (1) Golden Ears Park (1), N. Surrey (4), Saanich (1), Colwood (1), Comox (1), Trail (1)
MapsSouthern B.C. Overview (JPG, 241KB)Lower Mainland Overview (JPG, 252KB)Comox (JPG, 165KB)Coombs (JPG, 106KB)Delta (JPG, 106KB)Langley (JPG, 86KB)Maple Ridge (JPG, 94KB)  N. Surrey (JPG, 103KB)Saanich (JPG, 113KB)Surrey (JPG, 177KB)S. Surrey (JPG, 127KB)Trail (JPG, 100KB)Tynehead-N. Surrey (JPG, 108KB)


Results: Shawnigan Lk (4), Surrey/ Langley (5), Delta (1), Richmond (1), New Westminster (1), McLeese Lk (1)
Maps: Southern B.C. Overview (JPG, 241KB)McLeese Lake (JPG, 111KB)Richmond (JPG, 163KB)Surrey/ Langley (JPG, 95KB)New Westminster/ Delta (JPG, 301KB)Shawnigan Lk (JPG, 226KB)


Results: Kaslo (1), Sooke (1), Delta (1)
MapsSouthern B.C. Overview (JPG, 241KB)Kaslo (JPG, 285KB)Delta (JPG 439KB)Sooke (JPG, 378KB)


Results: Revelstoke (1), Victoria (2), Richmond (1), Surrey (1), Chilliwack (1)
Maps: Southern B.C. Overview (JPG, 241KB)Revelstoke (JPG, 106KB)Chilliwack (JPG, 109KB)Richmond (JPG, 106KB)Surrey (JPG, 126KB)Victoria (JPG, 115KB)


Results: Harrison (1), Port Moody (1), North, Vancouver (2), Comox (4), Nelson (2), Revelstoke (2)
MapsSouthern B.C. Overview (JPG, 241KB)Nelson (JPG, 279KB)Revelstoke (JPG, 198KB)Harrison (JPG, 196KB)N Vancouver/ Pt Moody (JPG, 302KB)Comox (JPG, 184KB)


Results: Richmond (10), North Vancouver (2), Harrison (5), White Rock (5), Vancouver (1), Abbotsford (2), Langley (1), Duncan (1), Comox (1), Chemainus (1), Shawnigan Lake (1), Nelson - Kokanee Creek Provincial Park (1)
Maps: Southern B.C. Overview (JPG, 241KB),  Nelson (JPG, 279KB)Harrison (JPG, 196KB)Abbotsford (JPG, 1.7MB)N&W Vancouver (JPG, 1.9KB)Surrey/Langley (JPG, 1.4MB),  Richmond/Vancouver (JPG, 1.6MB)Chemainus/Duncan/Shawnigan Lk. (JPG, 1.6MB),  Comox (JPG, 1.6MB)


Results: Chilliwack (1), Harrison Hot Springs (16), Richmond (2), S. Surrey/White, Rock (3), Delta (3), Langley (2), Vancouver (2), Burnaby (1), Victoria (2), Creston (1)
MapsSouthern B.C. Overview (JPG, 241KB)Chilliwack (JPG, 448KB)Harrison (JPG, 300KB)Vancouver Area (JPG, 527KB)Langley (JPG, 361KB)Surrey/ White Rock (JPG, 522KB)Victoria (JPG, 513KB)


Results: Saltspring Island (13 - 10 in mt grid), Saltair (Ladysmith)(10 - 6 mt), Lake Cowichan (5), Shawnigan Lk (1), Prospect Lk (1), Delta (2), Burnaby (1), White Rock (1), Harrison Hot Springs (6), Langley (5)
Maps: Southern B.C. Overview (JPG, 241KB)Harrison / Kent (JPG, 365KB)Burnaby (JPG, 1.1MB)Langley / White Rock( JPG, 793KB)Delta (JPG, 503KB)Lake Cowichan (JPG, 142KB)Saltair (JPG, 62KB)Salt Spring Is. (JPG, 4.9KB)


Results: Grand Forks (1), Harrison Lk. (1), Chilliwack (1), White Rock (1), Delta (Annacis Is.)(2), Saanich (3), Courtenay (39), Sidney (22 mt), Colwood (7), Lk Cowichan (1), Mill Bay (1), Ladysmith (6), Nanaimo (1),  Cedar Hill Golf Course (32 mt), Saltspring Island (35 mt)
MapsSouthern B.C. Overview (minus Grand Forks) (JPG, 241KB)


Results: Maple Ridge (1), Langley (3 mt), Cloverdale (2), Surrey (1), Delta (4), Burnaby (3), Coquitlam (1), Silver Ck. (1), Courtenay (8), Nanaimo (11), Gabriola Is. (19 mt), Saltspring Is. (43), Duncan (2 mt), Sidney (8), Central Saanich (1), Christmas Hill (1), Esquimalt (1), Colwood (1), Saanich (17 mt), Cedar Hill (6), and Oak Bay (1) 
Maps: Southern B.C. Overview (JPG, 241KB)Victoria Area (JPG, 1MB)Sidney/ Central Saanich (JPG, 689KB)Duncan (JPG, 588KB)Nanaimo/ Gabriola Is. (JPG, 622KB),  Salt Spring Is. (JPG, 631KB),  Courtenay/ Comox (JPG, 705KB)


Results: Langley (4), Burnaby (1), Chilliwack (2), Harrison Hot Springs (4), Vancouver (2), Courtenay (1), Nanaimo (5), Gabriola Island (22 mt), Duncan (24 mt), Saltspring Island (7), Sidney (1), Esquimalt (3) and Victoria (Saanich, Oak Bay and Vic West)(12).  No egg masses found.
MapsSouthern B.C. Overview (JPG, 241KB)Victoria Area  Duncan (JPG, 249KB)Nanaimo/ Gabriola Is. (JPG, 540KB)Salt Spring Is. (JPG, 520KB)


Results: Lower Mainland: Abbotsford (2), Burnaby (2), Chilliwack (1), N. Delta (43, 15 egg masses), Langley (4), N. Vancouver (1), Richmond (1), Vancouver (1)
Vancouver Is.: Campbell R. (1), Duncan (3), Gabriola Is. (4), Gordon Head (Saanich) (33, 2 egg masses), Nanaimo (1), Oak Bay (1), Sooke (1), View Royal (1)
Maps: Southern B.C. Overview (JPG, 241KB)Delta (JPG, 156KB)Gordon Head (Saanich) (JPG, 269KB)


Results: Courtenay (2), Saanich (2), Colwood (1), Delta (6), Chilliwack (1), Kal Beach (1), Mabel Lk. (2)
Maps: Southern B.C. Overview (JPG, 241KB)


Results:  Chase (1), Grand Forks (1), Mission (1), Langley (1), Delta (3), Sooke (1), Saanich (1), Victoria (2) 
Maps:  N/A


Results: Chilliwack (2), Kelowna (1), Coquitlam (1), Vancouver (1), Oak Bay (1), Sechelt (9), Delta (8) 
Maps: Overview (all of Coastal B.C.)(JPG, 241KB),  Vancouver (GIF, 23KB)Coquitlam (GIF, 18KB)Delta (GIF, 26KB)Oak Bay (Victoria) (GIF, 25KB)Sechelt (GIF, 13KB)Chilliwack (GIF, 15KB)Kelowna (GIF, 20KB)


Results: CFIA located moths in Comox (6), Duncan (1), Victoria (1), the Highlands (2), Burnaby (23), Kelowna (2), Sechelt (5), Chilliwack (1) and North Delta (3). The moths found in Comox, the Highlands, Burnaby, Kelowna, Sechelt, Chilliwack and North Delta were not in the 1999 aerial spray zones. Egg masses were only located in Burnaby.
MapsLower Mainland and Sunshine Coast (JPG, 241KB)Southern Vancouver Island (GIF, 167KB)Duncan (GIF, 19KB)Courtenay / Comox (GIF, 20KB)Kelowna (GIF, 74KB)Fairfield Mass Trapping (GIF, 6KB)


Results: Moth captures in the Esquimalt, Langford and Knockan Hill areas of greater Victoria increase to total 503 European males; male captures increase in the Duncan (33) and Nanaimo (8) areas. Three males captured in both Richmond and near Tsawwassen (1). Egg masses present at Duncan (12), Nanaimo (1) and Tsawwassen (1). Hatching egg masses and feeding larvae discovered during inspections conducted as part of ground spray efforts in Langford.
Single male moths were also recovered from Richmond, N. Delta, and, the most northern catch ever recorded in B.C., near Kitwanga in northwestern British Columbia.
MapsVancouver Is. Overview (JPG, 241KB)Greater Victoria Area (GIF, 127KB)Lower Mainland (GIF, 176KB)


Results: Male moth captures at Esquimalt (60) and Langford (147); first captures at Knockan Hill (3) in greater Victoria. First capture of moths in Duncan (6).
Maps: Vancouver Is. Overview (JPG, 241KB)Victoria Area (JPG, 130KB)Vancouver (GIF, 194KB)