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. 2022 May 6:42:108248.
doi: 10.1016/j.dib.2022.108248. eCollection 2022 Jun.

Individual body mass and length dataset for over 12,000 fish from Iberian streams

Affiliations

Individual body mass and length dataset for over 12,000 fish from Iberian streams

Ignasi Arranz et al. Data Brief. .

Abstract

We provide a unique fish individual body size dataset collected from our own sampling and public sources in north-eastern Spain. The dataset includes individual body size measures (fork length and mass) of 12,288 individuals of 24 fish species within 10 families collected at 118 locations in large rivers and small streams. Fish were caught by one-pass electrofishing following European standard protocols. The fish dataset has information on the local instream conditions including climatic variables (i.e., temperature and precipitation), topography (i.e., altitude), nutrient concentration (i.e., total phosphorus and nitrates), and the IMPRESS values (a measure of cumulative human impacts in lotic ecosystems). The potential uses of this new fish dataset are manifold, including developing size-based indices to further estimate the ecological status of freshwater ecosystems, allometric models, and analysis of variation in body size structure along environmental gradients.

Keywords: Mediterranean streams; body size; environmental variables; freshwater fish; functional traits; human-altered ecosystems; intraspecific variability; water quality.

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Conflict of interest statement

The authors declare that they have no known competing financial interests or personal relationships that have or could be perceived to have influenced the work reported in this article.

Figures

Fig. 1
Fig. 1
Map with the geographical distribution of the stream sampling sites. Map scale refers to the Ebro basin and internal basins of Catalonia with the hydrological network and stream sampling sites in red.

References

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    1. Arranz I., Brucet S., Bartrons M., García-Comas C., Alcaraz C., Bardina M., Barquero P.N., Casals F., Caiola N., Duran M.C., García-Berthou E., Maceda-Veiga A., Munné A., Rodríguez-Pérez M.J., Solà C., de Sostoa A., Benejam L. Individual body mass and length dataset for over 12,000 fish from Iberian streams. Zenodo. 2022 doi: 10.5281/zenodo.6327188. - DOI - PMC - PubMed
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