Fig. 2From: Growth of Mya arenaria L. at the northern edge of the range: heterogeneity of soft-shell clam growth characteristics in the White SeaReconstruction of the shell length growth of the 1988 (sites 1, 2) and the 1999 (sites 3, 4) generations of Mya arenaria. Dots average shell length at each sampling time; vertical lines indicate 95 % confidential intervals; for location names see Table 2 Back to article page