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Comparison of isotopic niches of four sea cucumbers species (Holothuroidea: Echinodermata) inhabiting two seagrass meadows in the southwestern Mediterranean Sea (Mostaganem, Algeria)

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Academic year: 2021

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Fig. 1 – Geographical location of the two sampling sites (stars): Stidia and Salamandre (from s oualili et al
Fig. 2 – Carbon isotope ratio (δ 13 C in ‰) and nitrogen isotope ratio (δ 15 N in ‰) of the four studied  holothuroids (individual measurements) and their food sources (mean values ± standard deviation) at  Stidia (open symbols) and Salamandre (black symbo
Fig. 3 – Isotopic niches of the four holothuroids of the Stidia site. The lines represent the bivariate  standard ellipses associated with each sea cucumber species (H

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