Research Article

Habitat Preferences and Growth of Ruditapes bruguieri (Bivalvia: Veneridae) at the Northern Boundary of Its Range

Table 1

Size limits and growth rates of the clam Ruditapes  bruguieri along the Jeju Island coast, South Korea. The mean values ± standard error of the mean and min–max limits for shell parameters are shown.

Area Shell size, mmShell height at the respective annual ring, mm
LengthHeight12345

Northern coast1218.7 ± 1.6 
10.0–29.0
13.4 ± 1.2 
6.8–21.0
6.8 ± 0.111.5 ± 0.314.5 ± 0.317.1 ± 0.119.4 ± 0.2
Northwestern coast1222.8 ± 2.0 
8.0–33.0
15.8 ± 1.4 
5.0–24.0
6.5 ± 0.411.3 ± 0.514.5 ± 0.516.4 ± 0.518.4 ± 0.9
Southern coast1325.4 ± 1.4 
18.5–36.0
17.5 ± 1.0 
12.5–26.0
7.0 ± 0.411.5 ± 0.414.9 ± 0.517.7 ± 0.620.0 ± 1.0
Eastern coast11724.0 ± 0.4 
13.3–35.5
16.4 ± 0.4 
9.0–35.5
6.4 ± 0.111.8 ± 0.215.1 ± 0.217.4 ± 0.219.3 ± 0.2