Roach preopercular medial view
Ruffe preopercular lateral view
Ruffe preopercular medial view
Saithe preopercular lateral view
Saithe preopercular medial view
Sandsmelt preopercular lateral view
Sandsmelt preopercular medial view
Scad preopercular lateral view
Scad preopercular medial view
Sea scorpion preopercular lateral view
Sea scorpion preopercular medial view
Shore rockling preopercular lateral view
Shore rockling preopercular medial view
Small sandeel preopercular lateral view
Small sandeel preopercular medial view
Spanish mackerel preopercular lateral view
Spanish mackerel preopercular medial view
Thinlip grey mullet preopercular lateral view
Thinlip grey mullet preopercular medial view
Three-spined stickleback preopercular lateral view
Three-spined stickleback preopercular medial view
Turbot preopercular lateral view
Turbot preopercular lateral view
