david-beauchesne / FoodWeb-MultiStressors

Food web vulnerability to multiple stressors
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What it all means section #18

Closed david-beauchesne closed 4 years ago

david-beauchesne commented 4 years ago

Beginning of section:

In this paper, we conceptualized how multiple stressors permeate entire ecological communities through species interactions and hypothesized that interactions, their configuration and species trophic positions would greatly influence a species sensitivity to and amplification of the impacts of stressors. We numerically explored the many pathways of effects through which the dynamics of the four most common 3-species motifs (i.e. tri-trophic food chain, omnivory, competitive and apparent competition) can be impacted using generalized Lotka-Volterra models. We then used simulation results as heuristics to infer species sensitivity to and amplification of multiple stressors in the food webs of the St. Lawrence System in eastern Canada. In conceptualizing the impacts of multiple stressors on food webs, we sought to develop a theory-grounded framework to tackle the challenge of incorporating the complexities of real-world systems to impacts assessments, management and conservation.

OR

In conceptualizing the impacts of multiple stressors on food webs, we sought to develop a theory-grounded framework to tackle the challenge of incorporating the complexities of real-world systems to impact assessments, management and conservation. We hypothesized that interactions, their configuration and species trophic positions would greatly influence a species sensitivity to and amplification of the impacts of stressors. We numerically explored the many pathways of effects through which the dynamics of the four most common 3-species motifs (i.e. tri-trophic food chain, omnivory, competitive and apparent competition) can be impacted using generalized Lotka-Volterra models. We then used simulation results as heuristics to infer species sensitivity to and amplification of multiple stressors in the food webs of the St. Lawrence System in eastern Canada. In doing so, we searched for theory-grounded answers to questions of particular relevance to management.

KevCaz commented 4 years ago

Je vais regarder l'ensemble sure le googledoc