Dataset 783

Long-term fish monitoring of the Tordera stream

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Realm: Freshwater
Climate: Temperate
Biome: Small river ecosystems
Central latitude: 41.720000
Central longitude: 2.490000
Duration: 17 years, from 2001 to 2017

38384 records

15 distinct species

Across the time series Barbus meridionalis is the most frequently occurring species

Methods

"We collected fish samples to represent the species composition and proportional abundance of the assemblage at each site. Fish were sampled by electrofishing 100-m stretches (200350 V, 23 A, fully rectifiedtriphasic DC), following the CEN standard (CEN2003)." "All fishes stunned were collected with nets, anaesthetised with tricaine methanesulfonate (MS-222), identified to species, counted, measured (fork length in mm) and then returned to the stream." [Extracted from Benejam et al., 2010] Additional: this dataset contains fish abundances at 10 sites each monitored between 14 and 17 years from 2001 to 2017.Each site was monitored between one to four times a year depending on the year. Unit of abundance=counts, unit of biomass= fork length in mm.

Citation(s)

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