About

We help organizations in North America, Europe, and Australasia understand biological systems.

We do this through data and decision analysis, database design and software development.

We are a Canadian Company 🇨🇦

What’s in a name?

Poisson is the French word for fish and the name of a statistical distribution of fundamental importance in population ecology.

Land Acknowledgement

We are grateful to live and work on the ancestral territories of the Blackfoot Confederacy (Siksika, Kainai, Piikani Nations) and the Tsuut’ina, Stoney Nakoda, Sinixt, Syilx, and Ktunaxa Nations as well as the ancestral unceeded territories of the Haida, Musqueam, Squamish and Tsleil-Waututh Nations and the homelands of the Metis Nation.

Publications

How to find a wolverine: Factors affecting detection at wolverine (Gulo gulo) bait stations in western Canada

Andrea Kortello, D. Hausleitner, G. Mowat, M. Barrueto, N. Heim, L. Larson, M. Lucid, A. Clevenger

DOI

Relative efficiency of hunting methods during an incomplete Sitka black-tailed deer eradication on Haida Gwaii, Canada

Robyn Irvine, Joe Thorley

DOI

Assessing diverse evidence to improve conservation decision‐making

A.P. Christie, W.H. Morgan, N. Salafsky, T.B. White, Robyn Irvine, N. Boenisch, R.M. Chiaravalloti, K. Kincaid, A.M. Rezaie, H. Yamashita, W.J. Sutherland

DOI

On the effectiveness of public awareness campaigns for the management of invasive species

A.L. Haley, T.A. Lemieux, M.L. Piczak, S. Karau, A. D’Addario, Robyn Irvine, C. Beaudoin, J.R. Bennett, S.J. Cooke

DOI

Candida krusei form mycelia along agar surfaces towards each other and other Candida species

J. Fleischmann, C.D. Broeckling, Sarah Lyons

DOI

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Analyses

Cowichan Lake Cuththroat Trout Exploitation Analysis 2023

The suggested citation for this analytic appendix is: Dalgarno, S. & Thorley, J.L. (2024) Cowichan Lake Cuththroat Trout Exploitation Analysis 2023. A Poisson Consulting Analytic Appendix. URL: https://www.poissonconsulting.ca/f/1638637752. Background Cowichan Lake supports an important Cutthroat Trout fishery.

2024-04-23

Lower Columbia River Fish Population Indexing 2022

The suggested citation for this analytic appendix is: Thorley, J.L., Dalgarno, S., Lyons, S. (2023) Lower Columbia River Fish Population Indexing 2022. A Poisson Consulting Analytic Appendix. URL: https://www.poissonconsulting.ca/f/1392245070.

2023-06-13

Quesnel Exploitation Analysis 2022

The suggested citation for this analytic appendix is: Dalgarno, S. & Thorley, J.L. (2023) Quesnel Exploitation Analysis 2022. A Poisson Consulting Analytic Appendix. URL: https://www.poissonconsulting.ca/f/1230088647. Background Quesnel Lake supports a recreational fishery for Rainbow Trout.

2023-06-06

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Posts

Shiny Upload App User Guide

We have created a document to guide users through the steps for submitting their data to Poisson via the shiny upload app. You can find the user guide at Shiny Upload App User Guide.

2023-07-27 1 min read

Shiny Upload App

We are pleased to announce that we can now efficiently deploy user-friendly web interfaces for clients to upload different types of data including punched excel workbooks, scanned field cards, photographs, logger downloads and GPS tracks.

2021-08-12 1 min read

Species Sensitivity Distributions App

The Species Sensitivity Distributions shiny app is a webpage for interactively fitting species sensitivity distributions to concentration data. The user is able to select more than one distribution and plot the individual fits.

2018-08-17 1 min read

Yield per Recruit App

The Yield per Recruit shiny app is a webpage for interactively exploring the effect of various fish population parameters on the schedule, stock-recruitment relationship and yield. The calculations are performed by the ypr R package, which also generates the plots and table.

2018-08-16 1 min read

Tidal Predictions App

The Tide Predictions shiny app is a webpage for visualizing and downloading tide height data. The tide heights are calculated using the rtide R package. Currently, predictions are available for 637 US stations.

2018-08-07 1 min read

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