Tiley - Fisheries Biologist - Toronto, ON, Canada

Mark Tiley

Toronto, ON, Canada


Fisheries Biologist

Work History


Ryerson Unviersity

September 2010 - April 2013

• Independently instructed and supervised students in General Biology I (Bio 143), General Biology II (Bio 144) Environmental Biology (Bio 340), Botany (230) and Zoology (Bio 316) in laboratory procedures and marked assignnents.
• Nominated for Teachers' Assistant of the Year in 2012.


Madrone Environmental Consulting

January 2010 - January 2010

Review project plans and provide recommendations on fish-related protocol design and field implementation and conduct literature reviews for Madrone Environmental Consulting, Duncan, BC.

FISHERIES BIOLOGIST, LGL Ltd. Environmental Research Consultants. 18/06/07 to 31/09/09.

• Contribute to proposal writing for contract bids.
• Participate in fieldwork which ranged from white sturgeon (Acipencer transmontanus) monitoring using DIDSON sonar, determination of burbot (Lota lota) distribution and relative abundance and assisting with surgical tagging to determine spawning locations, fishwheel operations used for mark-recapture population estimates, run timing and species composition for various coastal stocks of Fraser River Pacific salmon (Onchorhychus spp), baseline fish community assessments including electrofishing and tangle netting prior to habitat restoration projects, assessment of contaminant levels in marine bivalves, trawl netting for juvenile white sturgeon.
• Operation of remote sensing equipment (DIDSON) to monitor white sturgeon movements in the Revelstoke area of the Columbia River.
• Shared Project Management responsibilities for the white sturgeon and bivalve contaminant projects.
• Wrote technical reports for clients.
• Familiarization with the BC Environmental Regulations (e.g., Riparian Areas Regulation)


Revelstoke Dam for the Secwepemc Nation Tribal Council

January 2007 - June 2007

• Review various documents, including the Environmental Assessment Application from BC Hydro, to install a fifth generating unit in Revelstoke Dam for the Secwepemc Nation Tribal Council (SNTC) Director.
• Present the Unit 5 Enviromental Assessment Application, potential environmental impacts and needed monitoring studies to the SNTC representatives.


Canadian Columbia River Inter-Tribal Fisheries Commission

October 2000 - September 2006

Identified information through literature review and research needs relating to the recovery of the endangered upper Columbia River white sturgeon population, obtain funding through grant proposals, conducted field work and produced the required scientific reports on Arrow Lakes Reservoir white sturgeon.
• Supervised field staff and managed research budgets.
• Participated in seven multi-stakeholder Water Use Planning Processes involving Federal, Provincial, State, First Nations and Public representatives.to identify operational changes and physical works, including a gravel augmentation program for Alberfeldie Dam, that would reduce the impacts of BC Hydro dam operations to fish , wildlife, riparian areas and cultural heritage resources, assessed proposed WUP monitoring program rationale and scope.
• Compiled data and conducted literature reviews relevant to the impacts of operations of BC Hydro dams on the Columbia River.
• Assisted in the development of monitoring studies to assess benefits of operational changes to fish, wildlife and cultural heritage resources and review monitoring project draft Terms Of Reference (TOR).
• Provided technical support to CCRIFC member bands through reports and presentations on proposed operations and monitoring projects related to the Water Use Planning (WUP) Process.
• Communicated goals and objectives of CCRIFC member bands regarding operational changes to BC Hydro, Federal and Provincial Agencies and First Nations natural resource agencies and First Nations community councils.
• Participated in the inter-agency review of Mining and Dam tailrace excavation and Dam removal projects, Revelstoke Dam Unit 5 project and the required Risk Assessments, Environmental Assessments including Order 11 development, EA Terms of Reference, EA application review, pre and post project monitoring requirements, monitoring project TOR's and Environmental Management Plans.
• Familiarization of the Fisheries Act including Sections 35 (2), Section...


Summit Lake Paiute Tribe

October 1997 - October 1999

Assessed all components of the Summit Lake aquatic ecosystem including riparian zone functionality, habitat quality, water quality (e.g., turbidity, nutrient levels, temperature, dissolved oxygen) including bacterial counts in well drinking water, baseline stream invertebrate community, lake zooplankton and distribution of introduced cyprinids in relation to the threatened Lahontan cutthroat trout (Oncorhynchus clarki henshawi) distribution and abundance.
• Monitored adfluvial Lahontan cutthroat trout spawner enumeration and juvenile outmigration using a weir.
• Assisted with design and implementation of research and habitat improvement projects.
• Write tribal fisheries monthly reports and the Bureau of Indian Affairs annual fisheries program reports.
• Share infromation on the status of Lahontan cutthroat trout populations between the Summit Lake Paiute Tribe and other institutions such as The University of Nevada Reno and the U.S. Fish and Wildlife Service.
• Supervise technical field staff.


Agra Earth Environmental

January 1997 - August 1997

Electrofished and minnow trapped streams to determine the presence/absence of fish for stream classification. pertaining to forestry/watershed management.
• Conducted stream habitat quality inventories following British Columbia Resource Inventory Commission (RIC) Standards, identified predominant riparian vegetation species.
• Made recommendations to the British Columbia Ministry of Energy and Environment regarding the need for future resampling and stream management.
• Supervised Crew Members.


Westworth Associates Environmental Ltd

June 1997 - August 1997

Determined presence/absence of fish in British Columbia streams and made recommendations regarding the need for future resampling.
• Conducted stream habitat quality inventories using the British Columbia RIC protocol.
• Located sample stream reaches using 1:20 000 forestry maps, compass and air photos.

See Reinhardt, U.G. & M.C

Canadian Journal of Zoology. 75:1642-1651.


Waterloo and the Ontario Ministry

September 1996 - December 1996

Selected wells for sampling based on susceptibility to contamination in relation to type and extent of vegetative cover, soil type, geology, hydrology and land use.
• Obtain historical water quality data from Municipalities if available, collected groundwater quality field data (pH, conductivity, temperature, chlorine residuals) and submitted bottled samples to laboratories.

RESEARCHER/SCOUT, Ontario Ministry of Agriculture, Food and Rural Affairs


January 1996 - March 1996

Co-designed and conducted field experiments with the Regional Pest Management Advisor that compared the effects of the broad spectrum insecticide Lanate to the newly registered hormone growth regulator Confirm on the pest and beneficial arthropod complexes in apple orchards.
• Monitored pest and beneficial arthropod density, generation development and mating activity.


Erie View Acres and Consumers Association of Canada

January 1995 - February 1996

Independently designed and conducted research on beneficial (predator and parasitoid) arthropod rearing and release techniques under laboratory and field conditions.
• Wrote scientific papers on the ecology and efficiency of predatory arthropods as influenced by prey density, crop variety and environmental conditions such as temperature and humidity.
• Developed a methodology for quantifying mite densities which was requested for by OMAFRA scientists.
• Familiarization of chemical pesticides integrated with biological controls including malathion and DDVP.
• Supervised research assistants.


University of British Columbia

April 1994 - August 1994

Co-designed habitat manipulation experiments to study the influence of in-stream small woody debris on the growth and survival of rearing juvenile coho salmon (Oncorhynchus kisutch).
• Collected data on coho behaviours including size-influenced habitat selection, pecking order, territoriality, and anti predatory behaviour as influenced by in-stream small woody debris.

Qualifications & Certifications

Ryerson University

Trent University

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