Ferrybridge and Portland Causeway
The range of species present is a good guide to a site's overall biodiversity. This chart shows the number of species in the main species groups (mammals, reptiles, birds, etc,) that occur here. This is a rough guide only - not truly scientific!
This chart gives an indication of which type of birds (wader, raptor, warbler, etc) favour this site:
The vegetation present is a good guide to a site's habitat diversity. This chart shows the number of species linked with accepted habitat types that occur here. This is a rough guide only - not truly scientific!
Habitat(s) Extent Comment CM: Mudflats & Open Tidal Water Significant Portland Harbour is the place to look for grebes and divers in winter CP: Coastal Shingle Partial Chesil beach is a massive shingle bank BR: Redundant Railway Partial The track of the old railway is a wonderful place for flowers and insects, especially butterflies CL: Saline Lagoon Partial The Fleet is a large expanse of enclosed but tidal sea water
This chart shows the number of reports per month for this site:
This chart may give you an idea as to the best time of year to visit.
This chart shows which contributors are most active at this location: