Records of the American blue crabs (Callinectes sapidus) captured or observed at the Parc Natural dels Aiguamolls de l'Empordà (PNAE) and Parc Natural del Montgrí, les Illes Medes i el Baix Ter (PNMMBT) between July 2017 and October 2018

<p>Records (number of individuals) of American blue crabs (Callinectes sapidus) captured in the sampling campaigns (Catch) or observed (Obs.) in July 2017 and October 2018 at the Parc Natural dels Aiguamolls de l'Empordà (PNAE) and Parc Natural del Montgrí, les Illes Medes i el Baix Ter (PNMMBT), in order to evaluate the magnitude of the invasion. The location, the river (Fluvià, Muga or Ter) and the geographical coordinates where this invasive species has been caught or observed are recorded</p>