Environmental Research & Consulting Services

Enviroquest Ltd. provides consulting services to various clients. For private industry and government, Enviroquest Ltd. has expertise in several areas ranging from Aquaculture to Bee Pollination. We are also available to consult for legal matters and have extensive experience in helping with issues to do with pesticides and pollinator problems, notably honeybee deaths and associated livestock and crop losses (examples are provided below).

Aquaculture | Ontario Kennel Guide | Bee Health and Pollination Biology | Heritage Gardens
Fisheries | Toxicology | Patents Held

Enviroquest reports and publications from past projects:


A manual on complete and partial enclosures for practical use by fish culturists on freshwater fish farms in Canada, 1993. Final report submitted to Department of Fisheries & Oceans Material Management, Ottawa, Ontario. 34 pp.

A review of methods to reduce bird predation on land-based fish farms, 1992. Prepared for Canadian Wildlife Service, Nepean, Ontario. 23 pp. Copies available through Aquaculture Extension Centre, Department of Animal and Poultry Science, University of Guelph, Guelph, Ontario, N1G 2W1.

Bird predators at Ontario fish farms, August 1993. Factsheet produced for Ontario Agriculture and Food, Order No. 93-049, AGDEX 484. 4pp. Available in English and French.

Bird dispersal and deterrent techniques for oil spills in the Beaufort Sea, December 1993. Koski, W.R., Kevan, S.D., and W.J. Richardson. Environmental Studies Research Funds, Report No. 126, by LGL Limited, Environmental Research Associates, King City, Ontario. 100 pp.

An assessment of risk to fish stock by gulls in relation to an open compost facility. December 1993. Report for Desy Fish Farm, Welland, Ontario. 28 pp.

Ontario Kennel Guide

A guide to boarding kennels in Ontario. 1992. 17 pp, by S.D. Kevan for Enviroquest Ltd.

Bee Health and Pollination Biology

Saffari, A. M., P. G. Kevan & J. K. Atkinson. 2008. Kiegyensúlyozott étrend méhek számára. Méhészet (January 2008): 24 – 25 (in Magyar)

Ebert, T.A., Kevan, P.G., Bishop, B.L., Kevan, S.D. and R.A. Downer, 2007. Oral toxicity of essential oils and organic acids fed to honey bees (Apis melifera). Journal of Apicultural Research and Bee World 46(4):220-224.

Kevan, P. G., E. Guzman, A. Skinner & D. van Engelsdorp. 2007. Colony Collapse Disorder: Do we have a problem? Hivelights (magazine of the Canadian Honey Council) May issue: 4, 15 – 16.

Guzman, E. & P. G. Kevan. 2007. Why is the media blaming cellular phones for honeybee colony losses? The Sting (Newsletter of the Ontario Beekeepers’ Association) 25 (4): 24 – 25

Trees, Pollinators and Responsible Pesticide Use for Minnesota’s Woodlands, 2006. Brochure produced for the North American Pollinator Protection Campaign (NAPPC) and the Minnesota Department of Natural Resources. 19 pp.

Feedbee® Balances Growth. A M Saffari; P G Kevan; J K Atkinson. Bee Culture; Aug 2006; 134: 8.

FEED-BEE: A New Bee Feed Is Added To The Menu. Abdolreza M Saffari; Peter G Kevan; James L Atkinson; Ernesto Guzman-Novoa
Bee Culture; Jan 2006; 134: 1.

The Bee Diet (Feed Bee®): A Positive Report on Progress. Peter G. Kevan

The Sting (Newsletter of the Ontario Beekeepers’ Association). June 2005

Kevan, P.G. and T. Ebert, 2005. Can almond nectar & pollen poison honey bees? American Bee Journal Vol. 145, No. 6: 507-509.

Kevan, P.G. and M. Robinson, 2005. A report on spectral distribution of light transmitted by greenhouse plastics as affected by damage. Submitted to HSE Consultant Services, Brewerton, N.Y.

Saffari, A., P. G. Kevan & J. L. Atkinson. 2004. A promising pollen substitute for honey bees. American Bee Journal 144: 230 – 231

Kevan, S.D., Nasr, M.E., Kevan, P.G. and J.D. Trevino, 2003. Microencapsulated medicines for beneficial insects. Kevan et al. 2003,Pesticide Formulations and Delivery Systems: Meeting the Challenges of the Current Crop Protection Industry, ASTM STP 1430, R.A. Downer, J.C. Mueninghoff and G.C. Volgas, Eds., American Society for Testing and Materials International, West Conshohoken, PA. pp. 154-162.

Kevan, P. G. 2000. Pollination and Field Cucumbers. Bick’s Pickles Factsheet. 4 pp.

Kevan, S.D., Nasr, M.E., and P.G. Kevan, 1999. Feeding menthol to honeybees (Hymenoptera: Apidae): entry and persistence in haemolymph without causing mortality. The Canadian Entomologist, 131:279-281.

Nasr, M. & P. G. Kevan. 1999. IPM for diseases and parasites in honey bees. Pest Managemnt News 10(4): 3

Kevan, P. G., M. Nasr & S. D. Kevan. 1999. Botanicals for mite control and novel means of administering them for greater efficacy and safety. Hivelights (magazine of the Canadian Honey Council) 12 (4), Nov.

Kevan, S.D. and P.G. Kevan, 1997. Protecting bees from tracheal mites: A novel approach. American Bee Journal, Vol. 137, No. 2:149-150.

Kevan, P.G. and G. M. Roberts, 1995. A North American evaluation of the Strainaway® honey filtration apparatus. American Bee Journal, Vol. 135, No. 7:494-497.

Enviroquest Ltd. 1995. Pollinator communities in blueberry fields in New Brunswick, Canada. 124 pp.

1994 – 1996 Pollinator community in blueberry fields in Nova Scotia, Canada.
Reports on:

1. I- Descriptive Ecology of the Community Structure, 56 pp.
2. II – Community Organization, 100 pp.
3. III – Plant-insect Interactions, 59 pp.
4. IV- Contribution of the Different Groups of Anthophiles to the Fruit Setting of Blueberries, 43 pp.
5. Climatic Information. 125 pp.
6. The Effect of Climatic Parameters on the Community Dynamics. 147 pp.
7. Pollinator Communities of Blueberry Heaths in Nova Scotia. 298 pp.
8. Influence of Abiotic Factors in the Dynamics of Pollinator Communities of Blueberries in Nova Scotia, Canada, 1995. 325 pp.
9. Final Report, Executive Summary of Activities and General Conclusions. 15pp.


Kevan, S.D. & P.G Kevan. 1993. Bird Predators at Ontario Fish Farms. Ontario Ministry of Agriculture and Food (OMAF), Factsheet. AGDEX #484. 4 pp.

Kevan, P.G. 1989. Honeybees for Pollination of Crops. Ontario Ministry of Agriculture and Food (OMAF), Factsheet. AGDEX #610/616. 4 pp.

Kevan, P.G. & B.W. Rathwell. 1988. Honey Bees and Pesticides. Ontario Ministry of Agriculture and Food (OMAF). Publication 71. 33 pp.

Kevan, P.G. 1988. Pollination, Crops and Bees. Ontario Ministry of Agriculture and Food (OMAF). Publication 72. 13 pp.

Kevan, P.G. & B.W. Rathwell. 1988. Pesticides, honey bees and pollination. The Sting (Newsletter of the Ontario Beekeepers’ Association) 6(2): 15-18.

Kevan, P.G. 1987. Pesticides and Bees: A legal case from England with relevance to Canada. Canadian Beekeeping 13(9): 208.

Heritage Gardens

Kevan, S.D., 1996. Heritage Gardens: Popular flowers, herbs, shrubs, trees and vegetables planted in Ontario from the mid to late 1800’s. Prepared for Dillon Consulting Engineers, Toronto, Canada. 42 pp.


Shore Angler Surveys (Niagara Falls to Kingston). 1992. Carried out contract for Lake Ontario Fisheries Unit, Ontario Ministry of Natural Resources, Aurora, Ontario.


De Jong, D., E. J. da Silva, P. G. Kevan, & J. L. Atkinson. 2009. Pollen substitutes increase honey bee haemolymph protein levels as much as or more than does pollen. Journal of Apiculture Research 48(1):34-7.

Kevan P.G., D. Eisikowitch, W. Kinuthia, P. Martin, E. C. Mussen, U. Partap, O. R. Taylor, V. G. Thomas, R. W. Thorp, C. H. Vergara, & K. Winter. 2007. High quality bee products are important to agriculture: why, and what needs to be done. Journal of Apicultural Research 46: 59 – 64.

Saffari, A. M., P. G. Kevan, J. K. Atkinson, E. Guzman-Novoa & H. Taki. 2005. Feedbee® – a nutritionally balanced diet. Honeybee Science 26: 93 – 97. (In Japanese).

Shonk, K.A., Kevan, S.D. and D.V. Weseloh, 2004. The effect of oil spraying on eggs of Double-crested Cormorants. The Environmentalist, 24:119-124.

Kevan, P. G. & T. P. Phillips. 2001. The economic impacts of pollinator declines: An approach to assessing the consequences. Conservation Ecology 5(1): paper 8. URL:

Kevan, P. G. 1999. Pollinators as bioindicators of the state of the environment: species, activity and diversity. Agriculture, Ecosystems & Environment 74: 373-393.

Kevan, P.G., B.C. Forbes, S.M. Kevan & V. Behan-Pelletier. 1995. Vehicle tracks on high Arctic tundra: their effects on the soils, vegetation, and soil arthropods. Journal of Applied Ecology 32: 655-667.

Kevan, P.G. & R.C. Plowright. 1995. Impact of pesticides on forest pollination. In: Armstrong, J.A. & W.G.H. Ives (Editors). Forest Insect Pests in Canada. Natural Resources Canada, Ottawa. pp. 607-618.

Kevan, P.G. 1992. Honey bees (Apis mellifera: Hymenoptera: Apidae) and fonofos on sweet corn (Zea mays: Poaceae). Proceedings of the Entomological Society of Ontario 122: 35-40.

Kevan, S.D. and R.G. Pearson, 1992. Toxicity of Diquat pulse exposure to tropical freshwater shrimp (Cardina nilotica, Atydae). Bulletin of Environmental Contamination and Toxicology, 51:564-567.

Kevan, P.G. & R.C. Plowright. 1989. Fenitrothion and insect pollinators. In: W.R. Ernst, P.A. Pearce, & T.L. Pollock (Editors). Environmental Effects of Fenitrothion Use in Forestry: Impacts on Insect Pollinators, Songbirds, and Aquatic organisms. Environment Canada, Dartmouth, N.S. pp. 13-42.

Kevan, P.G., G.W. Otis and R.H. Coffin. 1986. Is Sevin XLR less hazardous for honeybees than other Sevin Formulations? Experiments on blooming canola in Ontario. Canadian Beekeeping 12: 225-226.

Kevan, P.G., G.W. Otis, R.H. Coffin, M.F. Whitford & L.A. Elder. 1984(1985). Hazards of carbaryl formulations to caged honeybees foraging on flowering canola (Brassica napus) in Ontario. Proceedings of the Entomological Society of Ontario 115: 49-54.

Kevan, P.G., G.W. Otis, R.H. Coffin, M.F. Whitford & L.A. Elder. 1984(1985). Hazards of carbaryl formulations to caged honeybees foraging on flowering canola (Brassica napus) in Ontario. Proceedings of the Entomological Society of Ontario 115: 49-54.

Kevan, P.G., R.C. Plowright & G. Wood. 1981. Effects of forest spraying on native bee populations. In: Pesticide-Pollinator Interactions. Associate Committee on Scientific Criteria for Environmental Quality, National Research Council of Canada Publ. No. 18471. pp. 114-118.

Ganders, F., P.G. Kevan, C. Plowright & R. Shuel. 1981. The effects of pollination reduction on plants. In: Pesticide-Pollination Interactors. Associate Committee on Scientific Criteria for Environmental Quality, National Research Council of Canada. Publ. No. 18471. pp. 119-142.

Kevan, P.G. & E.B. Oppermann. 1980. Blueberry production in New Brunswick, Nova Scotia, and Maine – Reply to Wood, et al. Canadian Journal of Agricultural Economics 28: 81-84.

Kevan, P.G. & W.E. LaBerge. 1979. Demise and recovery of native pollinator populations through pesticide use and some economic implications. In: D.M. Caron (Editor). Proceedings IV International Symposium on Pollination (Maryland Agricultural Experimental Station Special Miscellaneous Publication) No. 1. pp. 489-508.

Kevan, P.G. 1977. Blueberry crops in Nova Scotia and New Brunswick – Pesticides and crop reductions. Canadian Journal of Agricultural Economics. 25: 61-64.

Kevan, P.G. 1975. Forest application of the insecticide Fenitrothion and its effect on wild bee pollinators (Hymenoptera: Apoidea) of lowbush blueberries (Vaccinium spp.) in southern New Brunswick, Canada. Biological Conservation 7: 301-309.

Kevan, P.G. 1975. Pollination and environmental conservation. Environmental Conservation 2: 222-227.

Kevan, P.G. 1974. Pollination, pesticides and environmental quality. BioScience 24: 198-199

Patents Held

> Patent No. D593,796 Container for Holding a Flexible Coffee Bag
> Patent No. 2010-00324-A1 Container and Method for Holding Flexible Bags Container Product
> Patent No. 7,162,362 Method and System for Provisioning Electronic Field Guides
> Patent No. 6,333,052 Medicaments for Beneficial Insects and Method
> Patent No. 5,631,024 Medicaments for Beneficial Insects and Method

> Patent No. 2176295 Medicaments for Beneficial Insects and Method
> Patent No. 129204 Container for Holding a Flexible Coffee Bag