Table 4 Maximum densities of the most common molluscs collected at DJC, RQT and CAP (ind m^{− 2})

G. semigranata

1,296

16

92

C. pusio

240

0

200

A. avaroides

304

128

144

C. adansoni

224

48

4

N. incrassatus

0

256

76

B. latreillii

192

272

11,324

Tricolia pullus azorica

0

288

1,032

P. vroomi

0

240

984

R. guernei

0

304

184

A. angioyi

32

0

256