Current Beekeeping Statistics 2014 2013 2014 # of Registered - PDF document

Apiculture in Ontario 2014 Industry Updates Paul Koz aul Kozak ak Pr Provin ovincial cial Api Apiari arist st Ani Anima mal l He Health alth and Wel and Welfare fare Bran Branch ch

Current Beekeeping Statistics 2014 2013 2014 # of Registered 3,150 3,262 Beekeepers # of Producing 97,500 112,800 Colonies Winter Mortality (%) 38% 58% 80% of colonies managed by commercial beekeepers Value of Ontario Honey: $26 million Value of Pollination in Ontario: $395 million 2

Imports and Trade - 2014 Ontario imported: • 33,050 queens • 8,100 packages • 1,600 colonies • ~9,000 supers • 1,000 for honey production 3

Pollination in Eastern Canada 12,600 colonies – June 2010 14,700 colonies – June 2011 26,000 colonies – June 2012 24,400 colonies – June 2013 29,800 colonies – June 2014 30000 25000 20000 - 15000 - - 10000 5000 0 [Source: OMAFRA] 2010 2011 2012 2013 2014 4

Colony Mortality in Ontario (2003 to 2014) % Mortality Year 5

Ontario Losses in Beekeeping 2010 Varroa destructor is the main culprit for the death and reduced populations of overwintered honey bee ( Apis mellifera ) colonies in Ontario, Canada. Guzman-Novoa, E.; Eccles, L.; Calvete, Y.; McGowan, J.; Kelley, P.G.; Correa-Benitez, A. 2010. Varroa destructor is the main culprit for the death and reduced populations of overwintered honey bee ( Apis mellifera ) colonies in Ontario, Canada. Apidologie. In press.

Analysis of Varroa Infestation from Ontario Apiary Inspections in 2014 3.50 Average % of Bees Infested with Varroa 3.00 2.50 2.00 1.50 1.00 0.50 0.00 April May June July Aug Sept Oct Recommended treatment threshold for May Recommended treatment threshold for August 7

Analysis of Varroa Infestation from Ontario Apiary Inspections in 2014 at Commercial Yards Average % of Bees Infested with Varroa 3.50 3.00 2.50 2.00 1.50 1.00 0.50 0.00 April May June July Aug Sept Oct Recommended treatment threshold for May Recommended treatment threshold for August 8

Analysis of Varroa Infestation from Ontario Apiary Inspections in 2014 at Non-commercial Yards 7.00 Average % of Bees Infested with Varroa 6.00 5.00 4.00 3.00 2.00 1.00 0.00 April May June July Aug Recommended treatment threshold for Recommended treatment threshold for May August 9

American Foulbrood • 2014 Orders: 32 • 2013 Orders: 30 • 2012 Orders: 71 • 2011 Orders: 29 • 2010 Orders: 89 • 2009 Orders: 27

American Foulbrood (AFB) Treatment Options • Oxytetracycline – used for years, shorter residual At present, no resistance to • Oxytetracycline in AFB in Ontario • Tylosin – new registration, longer residual (implications for spring use) [Source: OMAFRA] 11

Bee Kill Reports – 2012, 2013, 2014 2012: ~240 reported incidents, 40 beekeepers 2013: ~320 reported incidents, ~80 beekeepers 2014: ~345 reported incidents, ~62 beekeepers highest number reported in August • Incidents reported in association to corn and soybean planting • Bee, pollen, soil and water samples are being analyzed • Reported symptoms include: – Abrupt loss in the population of the colony (lots of capped brood with few bees) – Dead and dying bees at the entrance – Disorientated, paralyzed and shaking bees [Source: PMRA; OMAFRA] 12

Questions 13