Current Data Holdings

 

As of Sept 2016, we have a total of over 3,350,000 records, of around 22,450 taxa (i.e. species, subspecies, genera etc). The tables below give a breakdown of our data holdings. In addition, we make use of 224,000 records from the NBN Gateway.

 

Taxonomic Breakdown of SEWBReC data holdings
Taxonomic Group No. of Records No. of Taxa Recorded Records per Taxon (based on UK total taxa)
Amphibians 7,323 12 113
Arachnids 12,933 570 6
Birds 674,736 506 393
Bryophytes 136,910 849 100
Crustaceans 9,270 339 2
Fish 6,009 130 7
Fungi, Lichens & Algae 56,099 3,594 2
Insects 948,936 10,176 40
Mammals 47,917 107 123
Marine Invertebrate 7,145 512 1
Mollusca 18,648 437 8
Other Invertebrates 3,540 166 6
Others 302 36 1
Reptiles 5,223 18 44
Vascular Plant 944,521 3,659 95
Temporal Breakdown of SEWBReC data holdings
Date Range Number of Records
<1980 252,794
1980 - 1984 128,959
1985 - 1989 232,346
1990 - 1994 236,669
1995 - 1999 328,617
2000 - 2004 495,904
2005 - 2009 716,799
2010 - 2014 775,618
2015 onwards 184,883

 

Download this spreadsheet for metadata relating to the spatial datasets that SEWBReC holds and disseminates.