Estimating uncertainty in density surface models

David L. Miller*, Elizabeth A. Becker, Karin A. Forney, Jason J. Roberts, Ana Cañadas, Robert S. Schick

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Providing uncertainty estimates for predictions derived from species distribution models is essential for management but there is little guidance on potential sources of uncertainty in predictions and how best to combine these. Here we show where uncertainty can arise in density surface models (a multi-stage spatial modelling approach for distance sampling data), focussing on cetacean density modelling. We propose an extensible, modular, hybrid analytical-simulation approach to encapsulate these sources. We provide example analyses of fin whales Balaenoptera physalus in the California Current Ecosystem.
Original languageEnglish
Article numbere13950
Number of pages19
JournalPeerJ
Volume10
DOIs
Publication statusPublished - 23 Aug 2022

Keywords

  • Density surface models
  • Distance sampling
  • Uncertainty quantification
  • Spatial modelling
  • Species distribution modelling
  • Model uncertainty
  • Environmental uncertainty

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