Numbers in boxes are means for d 13 C and d 15 N, respectively. Arrows indicate pathways of food sources, with heavier arrows designating major pathways. Refer to the description Fig. A for a more detailed explanation of symbols and values. Numbers in boxes are means for d 13 C and d 15 N, respectively.
Arrows indicate pathways of food sources, with heavier arrows designating major pathways.
Refer to the description Fig. C for a more detailed explanation of symbols and values. Numbers in boxes are means for d 13 C and d 15 N, respectively.