Verified marine records from Indicia-based surveys

Data include marine records from the following: iSpot records: www.ispotnature.org, iRecord: www.irecord.org.uk and the MBA Indicia-based recording scheme 'Sealife Survey': www.mba.ac.uk/recording. Records are verified by organisations and individuals with relevant taxonomic expertise from the Marine Biological Association and the Conchological Society.