Quantitative Ecology for Fish and Wildlife
Services
Survey design and sampling protocols
SQLite and PostgreSQL
PrOACT
Spatial analysis, fisheries, and wildlife surveys
Intro to R, Data Visualization in R, Bayesian Models, Statistical Rethinking, and Statistics and Decision-Making
Who We Are
We are a Canadian research company with over 20 years of experience working with North American, European, and Australian clients. We are committed to understanding biological systems.
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, Tsuut’ina, Stoney Nakoda, and Tla’amin Nations and the ancestral and unceded territories of the Haida, Musqueam, Squamish, Tsleil-Waututh, Kwikwetlem, Sinixt, Syilx, and Ktunaxa and the homelands of the Metis Nation.
Team
Technical Research
Joe Thorley
Senior Computational Biologist
Bayesian Analysis, R Package Development, Fish Population Ecology
Robyn Irvine
Senior Statistical Ecologist
Invasive Species, Ecological Disturbance, Decision Analysis
Seb Dalgarno
Senior Quantitative Ecologist
Bayesian Analysis, Software Development, Forest and Nearshore Ecology
Ayla Pearson
Intermediate Computational Biologist
Water Quality, Software Development, Shiny Development
Stefano Mezzini
Intermediate Computational Biologist
Nonlinear Trend Analysis, Community Ecology, Stochastic Events
Technical Support
Featured Projects
Selected case studies from over 20 years of analysis and software development
Open-Source Software
A selection of R packages developed and maintained by our team
Analyses
Publications
Posts
On February 28th, 2025 Joe Thorley, presented on “How many trout are in the river?” Rethinking the logic of riverine population abundance assessments at the Alberta Native Trout Science Workshop & Gathering II
Contact
We are located in Western Canada
We typically respond within 1-2 business days.