Fig. 3From: Mudflat biota since the 1930s: change beyond return?Occurrence of lugworms Arenicola marina juveniles (small dots, fecal strings of <2 mm in ∅) and adults (large filled circle, fecal strings ≥2 mm in ∅) between tide marks from 1988 to 2006 (Gröning-Watt, Königshafen Sylt)Back to article page