August 15, 2011October 21, 2013A spikey cockle at Weymouth Continue reading "A spikey cockle at Weymouth"
May 15, 2011November 3, 2012Growth line patterns in whelk shells Continue reading "Growth line patterns in whelk shells"
May 14, 2011November 23, 2012Parts of the shell – Common Whelk Continue reading "Parts of the shell – Common Whelk"
September 30, 2009May 19, 2014Ship’s ribs on Rhossili shore Continue reading "Ship’s ribs on Rhossili shore"