Johan Spens

Comparison of capture and storage methods for aqueous macrobial <scp>eDNA</scp> using an optimized extraction protocol: advantage of enclosed filter

Johan Spens, Alice Evans, David Halfmaerten et al. · Methods in Ecology and Evolution · 2016 · 382 citations · Full text

Dna Barcoding, Enclosed Filter, Water Ecology +14

Network connectivity and dispersal barriers: using geographical information system (GIS) tools to predict landscape scale distribution of a key predator (<i>Esox lucius</i>) among lakes

Johan Spens, Göran Englund, Hans Lundqvist · Journal of Applied Ecology · 2007 · 63 citations · Full text

Fishery Assessment, Engineering, Geographical Information System +20

Salmonid or nonsalmonid lakes: predicting the fate of northern boreal fish communities with hierarchical filters relating to a keystone piscivore

Johan Spens, John P. Ball · Canadian Journal of Fisheries and Aquatic Sciences · 2008 · 29 citations

Biology, Biodiversity, Fish Communities +8

Nonnative brook trout (<i>Salvelinus fontinalis</i>) and the demise of native brown trout (<i>Salmo trutta</i>) in northern boreal lakes: stealthy, long-term patterns?

Johan Spens, Anders Alanärä, Lars‐Ove Eriksson · Canadian Journal of Fisheries and Aquatic Sciences · 2007 · 27 citations

Biology, Rainbow Trout, Biodiversity +11

Environmental DNA metabarcoding elucidates patterns of fish colonisation and co‐occurrences with amphibians in temperate wetlands created for biodiversity

Ineta Kačergytė, Erik Petersson, Debora Arlt et al. · Freshwater Biology · 2021 · 23 citations · Full text

Biology, Fish Colonisation, Biodiversity +12