Browsing Brage IMR by Author "Clegg, Thomas L"

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Applying global best practices for estimating unreported catches in Norwegian fisheries under a discard ban

Clegg, Thomas L; Kennelly, Steven J.; Blom, Geir; Nedreaas, Kjell Harald (Peer reviewed; Journal article, 2020)

In addition to their role as a fisheries management tool, discard bans can be effective in improving knowledge of total catches via the requirement to land and report all catches. This shifts the focus to understanding the ...
Evaluating assumptions behind design-based estimators for unreported catches

Clegg, Thomas L; Fuglebakk, Edvin; Ono, Kotaro (Peer reviewed; Journal article, 2023)

Understanding a fishery’s impact on the marine ecosystem requires a quantification of total catches, which include unreported catches. For recent years in Norwegian waters, unreported catches have been estimated using data ...
Recruitment regime shifts and nonstationarity are widespread phenomena in harvestable stocks experiencing pronounced climate fluctuations

Ma, Shuyang; Huse, Geir; Ono, Kotaro; Nash, Richard David Marriott; Sandø, Anne Britt; Nedreaas, Kjell Harald; Hjøllo, Solfrid Sætre; Sundby, Svein; Clegg, Thomas L; Vølstad, Jon Helge; Kjesbu, Olav Sigurd (Peer reviewed; Journal article, 2023)

Methods to reliably identify jump discontinuities in biological time series and to assess the specific contribution of various covariates are rapidly progressing. Here, we took advantage of these statistical improvements ...