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Wednesday, 13 May 2009

Dartmoor Study Tour: Devon hedgerows
















from top to bottom: Devon lane: cleavers (Gallum aparine) left, hedge bedstraw (Gallum mollugo) right; herb Robert (Geramium robertianum); red campion (Silene dioica); greater stitchwort (Stellaria holostea); hedgerow community.

Tuesday, 12 May 2009

Dartmoor Study Tour: Torquay / Torbay beach survey























from top to bottom: strawberry sea anemone (Actinia fragacea); snakelock sea anemone (Anemonia viridis); sea slug / sea hare (Aplysia punctata); bi-valve type fossil; star arcadian (Botryllus schlosseri); coral type fossil; gastropod type fossil; flat periwinkle (Littorina obtusata); cushion starfish (Asterina gibbosa); honeycomb worm (Sabellaria alveolata) on a rock substrate under sand; Stromatoporoid fossil; dog whelk (Nucella lapillus)

Monday, 11 May 2009

Dartmoor Study Tour: Hay Tor and Hay Tor Quarry




















From top to bottom: Hay Tor; Hay Tor detail; Megacrystic Granite (Hay Tor); round-leaved sundew (Drosera rotundifolio); Black sedge (Carex nigra); Hay Tor quarry; fine-grained granite cut using "feather and tear" method circa 1800 - 1820; fine-grained granite cut using "wedge and groove" method which died out circa 1800; heath milkwort (Polygala vulgaris); toad (Bufo bufo) spawn; horse leach (Haemopis sanguisuga); Orthoclase fieldspar (Hay Tor quarry).

Sunday, 10 May 2009

Dartmoor Study Tour: Bellever Tor ascent



















From top to bottom: Bellever Tor; ancient field system; purple moor grass (Molinea caerulea); navelwort (Umbilicus rupestris).