Published June 30, 2021 | Version v1

Cave amphipods reveal co-variation between morphology and trophic niche in a low-productivity environment

  • 1. SubBio Lab, Department of Biology, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI-1000 Ljubljana, Slovenia
  • 2. Univ Lyon, Université Claude Bernard Lyon 1, CNRS, ENTPE, UMR 5023 LEHNA, F-69622, Villeurbanne, France

Description

Datasets used to explore co-variation patterns between morphological traits and trophic niche in co-occurring Niphargus amphipods from five groundwater caves of the Dinaric Karst, Europe. We quantified gnathopod size and shape by means of morphometric measurements and assessed isotopic niche, trophic position, and carbon signatures using nitrogen (δ15N) and carbon (δ13C) stable isotopes. We provide morphometric and isotopic data for Niphargus specimens, and isotopic data for food resources sampled in the caves.

Notes

Funded by Slovenian Research Agency (core funding P1-0184, projects J1-2464 and Z1-9164, and PhD grants for ŠB and EP) and French National Research Agency (EUR H2O'Lyon - ANR-17-EURE-0018, program "Investissements d'Avenir").

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