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228:, Porthleven Sands, Praa Sands and from Marazion to Eastern Green, Penzance. The former sand dunes of the Western Green are now covered by Penzance promenade. All, but Marazion to Penzance, are examples of bay dune systems which develop where there is a limited supply of sand trapped within the shelter of two rocky headlands. Church and Poldhu Coves are
48:
40:
94:; the origin of name of the bay. In summer, it is a generally benign natural harbour. However, in winter, onshore gales present maritime risks, particularly for sailing ships. There are more than 150 known wrecks from the nineteenth century in the area. The eastern side of the bay centred around Marazion and St Michael's Mount was designated as a
275:) have been found indicating some occupation contemporary with the forest. Marshes formed and were overlain by sand, gravel and by sand dunes which formed natural barriers to the sea. Storms sometimes destroyed the barriers depositing sand and gravel over peat beds in Marazion Marsh, and in the foundations of many buildings in Wherrytown and
263:, evidence of a 'submerged forest' can sometimes be seen at low tide in the form of several partially fossilised tree trunks. Divers and trawlers also find submerged tree trunks across Mount's Bay and the forest may have covered a coastal plain 2 to 5 kilometres further south than today. The samples of peat and wood around Penzance have been
340:
is unlikely to have caused the formation because the bar is situated between two headlands but it plays an important part in the maintenance of the bar, with a strong current flowing to the south-east from
Porthleven to Gunwalloe, depositing shingle along the bar. The ebb flow is not a simple reverse
568:
reef and then built a 20-foot high wooden tower with a dressed stone breakwater at the base. In 1790, £600 worth of tin was produced by ten men and in 1792, the tin was worth £3000. By 1798, £70,000 worth of the tin was sold. In this year an
American ship is said to have demolished the tower and
596:
visited the reef in the summer of 1956 and found a roughly circular depression in the rock, surrounded by large blocks of elvan which were intended for the breakwater around the shaft. A line of stones known as ″Parson's (Pascoe's) Row″ extends to the shore and would have probably supported the
254:
Offshore surveys have found submerged erosional plains and valleys containing deposits of peat, sand and gravel. The deposits indicate cyclical changes from wetland, to coastal forest, to brackish conditions have been occurring over the past 12,000 years as sea levels rose. With the melting of
349:
The Mounts Bay Marine
Conservation Zone (MCZ) was designated on 29 January 2016 and covers an area of Mount's Bay south of the coast from Long Rock to Cudden Point. The 12 km (4.6 sq mi) site includes the sea around St Michael's Mount and tidal reefs such as the Greeb, near
279:. The remains of these natural barriers can still be seen at Eastern Green and the dunes to the seaward of Marazion Marsh. The submerged forest in the intertidal area between Wherrytown and Long Rock is of national importance and is a
114:
in Wales, although, unlike the aforementioned bays, Mount's Bay is relatively sheltered from the prevailing
Atlantic westerlies. However, it is a danger to shipping during onshore southerly and south-easterly gales.
569:
machinery, during a storm and the mine closed. An 1823 attempt at reopening failed as did another in 1836 when a 40-inch cylinder engine was erected on the shore and sold by auction, four years later in 1840.
360:, mainly grow in the sub-tidal zone and are important as a nursery area for fish and shellfish, as well as a feeding area for birds. Damage from the anchors and chains from moored boats can damage the beds.
930:
May, V.J. Loe Bar. In May, V.J. and Hansom, J.D. (2003) Coastal
Geomorphology of Great Britain, Geological Conservation Review Series, No 28, Joint Nature Conservation Committee, Peterborough, 754 pp.
597:
timbers of a pier, which would have carried the flat-rods from the onshore engine. A cutting excavated along the length of the lode indicates the removal of part of the lode.
657:
560:, rich in tin, runs nearly parallel with the Penzance promenade, at about 240 yards (220 m) from the shore. According to folklore, numerous veins of nearly pure
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267:
and indicate that the forest was growing from at least 6,000 to around 4,000 years ago when rising sea levels finally killed the trees. Artefacts dating from the
239:. A second example is the road between Newlyn and Mousehole. Sea levels rise and fall as the ice sheets advance and retreat, and raised beaches now mark the
55:
350:
Perranuthnoe, and the Long Rock. The MCZ protects habitats ranging from exposed high-energy rock on the coast to sand and muddy sand on the sea floor. The
764:
451:
In August 1625 "Turks took out of the church of
Munigesca in Mount's Bay about sixty men, women and children and carried them away captives".
1004:
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ice-sheets and glaciers after the last ice age, sea levels reached their present levels about 6,000 years ago during what is known as the
229:
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to strike the
Cornish coast at around 14:00. At Mount's Bay the sea rose 10 feet (3 m) at great speed and ebbed at the same rate.
440:
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852:
654:
883:"THE 'SUBMERGED FOREST' PALAEOSOLS OF CORNWALL. Note of a paper read at the Annual Conference of the Ussher Society, January 1999"
126:
cliffs reach a maximum height of 71 m (233 ft) at Vellan Head and are only broken by small streams and coves such as at
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There are several coastal towns and villages dotted around Mount's Bay of which the largest is
Penzance. To the west are Newlyn,
1021:
646:
585:
31:
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causing the formation of
Cornwall's largest lake. Very little of the Loe Bar shingle is locally derived (compared with nearby
452:
118:
The coast is about 42 miles (68 km) from Lizard Point to
Gwennap Head. Heading north and west from Lizard Point, the
572:
While not as rich in tin as the Wherrytown reef the Long Rock reef produced tin between 1819 and 1823. A lode containing
665:
564:
were worked by the ″old men″ in the early 18th-century. Over three summers, from 1778 Thomas Curtis sank a shaft on the
181:
and Kenneggy. These beaches are in deficit and the cliff line is retreating. With the exception of the harder Devonian
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Gwavas Lake is an area of relatively calm water that is situated outside the current harbour area of Newlyn.
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and Mousehole. Beyond Mousehole the granite cliffs, rise to 60 m, and are broken by small streams such as at
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A number of mines were established along the shore and at least three were below the high water mark. An
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and also have associated climbing dunes which occur when sand is blown inland of the main dune system.
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were then raiding Europe and they took more than a million Europeans off to the slave markets of
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740:
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Evidence of higher sea-levels in the past can be seen at Marazion where the town is built on a
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0.5%. The shingle coming from drowned terraces of the former river that flowed down the
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106:
Mount's Bay is the biggest bay in Cornwall. Its half-moon shape is similar to that of
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Scourse, E.M.; Chapman, N.A.; Tappin, D.R.; Wallis, S.R., eds. (5 January 2018).
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is the latest-design Landing Ship Dock, the Bay Class used by the Royal Navy.
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1022:"Incredibly rare white harbour porpoise spotted off the coast of Cornwall"
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515:. The bay also incorporates many beaches, coves and features including
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997:
Vascular Plants. In Red Data Book for Cornwall and the Isles of Scilly
921:
Murphy, R.J., (1986). A Study of Loe Bar. In Cornish Studies 14:23–33.
577:
519:, Loe Pool (and Loe Bar), Church Cove, Poldhu Cove and Kynance Cove.
424:
314:
303:
225:
206:
186:
167:
30:
This article is about the geographical feature. For other uses, see
1133:"Dolly Pentreath - The last native speaker of the Cornish Language"
1107:
999:(2nd ed.). Praze-an-Beeble: Croceago Press. pp. 105–157.
554:
490:
411:
A Spanish raid took place over two days in August 1595 during the
325:
310:
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159:
134:. After Gunwalloe Fishing Cove the cliffs have the softer look of
54:
46:
38:
941:"The Mounts Bay Marine Conservation Zone Designation Order 2016"
197:. This part of the bay is the most populated with the towns of
302:
to the south) and the deposits have been tentatively dated as
291:
147:
995:
Bennallick Ian J; French Colin N; Parslow Rosemary E (2009).
811:
Explorer 7; Land's End, Penzance and St. Ives, 1:25 000 scale
146:, with erosion a problem either side of the naturally dammed
341:
flow and is not strong enough to remove all the deposits. *
259:. Either side of Penzance, on the beaches at Ponsandane and
177:
head and have eroded to form sandy beaches such as those at
1217:
765:"SITE NOTIFIED TO THE SECRETARY OF STATE ON 31 MARCH 1995"
800:. A Nature Conservation Profile. Truro: English Nature.
503:, Mousehole and Lamorna, and to the east are Marazion,
545:
that serves Penzance and the surrounding countryside.
415:. It was conducted by a Spanish naval squadron led by
495:
Burgee of Mount's Bay Sailing Club, based in Marazion
976:. Department for Environment, Food and Rural Affairs
947:. Department for Environment, Food and Rural Affairs
655:
List of place-names agreed by the MAGA Signage Panel
530:, according to tradition the last native speaker of
703:. Penzance: Penzance and Penlee Branch of the RNLI.
1183:Mines and Miners of Cornwall. Penzance-Mount's Bay
584:lead lode ran along the reef from north to south.
193:, the low, eroding cliffs and beaches continue to
869:The History of the Town and Borough of Penzance.
741:"GEOLOGICAL SKETCH MAP - MARAZION TO PORTHLEVEN"
1169:
1157:
798:Start Point to Land’s End Maritime Natural Area
644:Place-names in the Standard Written Form (SWF)
619:has good affiliations with the Sea Cadet Unit
90:. In the north of the bay, near Marazion, is
59:A seaward view from St Michael's Mount (1902)
8:
522:In the churchyard wall of the church of St.
964:
962:
580:crosses the reef from east to west, and an
306:. The composition of the bar deposits are:
27:Bay on the south coast of Cornwall, England
677:Ordnance Survey: Landranger map sheet 203
1086:. GSL Special Publications. p. 152.
1052:. Cambridge: Cambridge University Press.
796:Tonkin, B., Covey, R. and Moat T. (1997)
728:A Natural History of the Lizard Peninsula
823:
821:
819:
792:
790:
695:
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871:Penzance: The Corporation of Penzance.
830:Penzance's 4000 year old Fossil Forest
443:was unable to drive the Spanish away.
243:periods when sea levels were higher.
1280:Marine reserves of the United Kingdom
730:. Pool: Institute of Cornish Studies.
170:after which the cliffs are topped by
7:
1083:Tsunamis: Geology, Hazards and Risks
459:was fundamental to its economy. The
1020:Smallcombe, Mike (19 August 2018).
25:
832:. Cornwall Geoconservation Group.
423:. They landed, sacked and burned
1197:
890:Geoscience in South-west England
526:in Paul is the 1860 monument to
363:Animals within the zone include
1181:Hamilton Jenkin, A. K. (1962).
970:"Mounts Bay MCZ – Feature Maps"
847:. Fowey: Alexander Associates.
82:, England, stretching from the
18:Raid on Mount's Bay (1625)
714:"Home - South West Coast Path"
537:Mount's Bay gives its name to
413:Anglo-Spanish war of 1585–1604
1:
699:Corin, J and Farr, G. (1983)
453:Slavery in the Ottoman Empire
375:Lucernariopsis cruxmelitensis
257:Flandrian Marine Trangression
43:Mount's Bay from a helicopter
666:Cornish Language Partnership
32:Mount's Bay (disambiguation)
1290:Protected areas of Cornwall
1049:Islam in Britain, 1558–1685
828:Howie, Frank (March 2014).
392:was seen near Mount's Bay.
388:On 19 August 2018, a white
224:systems at Church Cove and
1306:
404:
370:Lucernariopsis campanulata
29:
896:: 365–369. Archived from
439:. A militia force led by
1218:Mount's Bay Sailing Club
1185:. Truro: Truro Bookshop.
1112:Mount's Bay Sailing Club
749:Camborne School of Mines
541:, a secondary school in
475:On 1 November 1755, the
345:Marine Conservation Zone
300:Gunwalloe beach material
158:there are high Devonian
96:Marine Conservation Zone
867:Pool, P. A. S. (1974)
845:The Coasts of Cornwall
751:, University of Exeter
496:
138:Meneage Formations of
71:
60:
52:
44:
1046:Matar, Nabil (1998).
607:Royal Fleet Auxiliary
594:A. K. Hamilton Jenkin
592:and mining historian
494:
290:a barrier dammed the
102:Geography and geology
58:
50:
42:
1170:Hamilton Jenkin 1962
1158:Hamilton Jenkin 1962
605:Commissioned by the
532:the Cornish language
205:and the villages of
1237: /
843:Bird, Eric (1998).
660:15 May 2013 at the
649:15 May 2013 at the
600:
457:Barbary slave trade
417:Carlos de Amésquita
407:Raid on Mount's Bay
281:County Geology Site
1270:Beaches of Penwith
1241:50.0580°N 5.4204°W
1213:Mount's Bay School
945:legislation.gov.uk
726:Lawman, J. (1994)
586:Sir Arthur Russell
576:, copper, tin and
539:Mounts Bay Academy
497:
92:St Michael's Mount
74:) is a bay on the
61:
53:
45:
1006:978-1-901685-01-5
686:978-0-319-23148-7
477:Lisbon earthquake
441:Francis Godolphin
377:, and a fish the
365:stalked jellyfish
271:(10,000 to 5,000
265:radiocarbon dated
124:hornblende schist
98:in January 2016.
16:(Redirected from
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1275:Lizard Peninsula
1265:Bays of Cornwall
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1246:50.0580; -5.4204
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662:Wayback Machine
651:Wayback Machine
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612:RFA Mount's Bay
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601:RFA Mount's Bay
574:needle antimony
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528:Dolly Pentreath
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467:and elsewhere.
461:Barbary Pirates
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419:on patrol from
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898:the original
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474:
471:1755 tsunami
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250:Post-ice age
245:
241:interglacial
237:raised beach
234:
219:
211:Lamorna Cove
191:Cudden Point
132:Mullion Cove
117:
112:Cardigan Bay
105:
88:Gwennap Head
84:Lizard Point
63:
62:
36:
1244: /
617:Mount's Bay
562:cassiterite
487:Settlements
296:River Cober
226:Poldhu Cove
175:periglacial
172:Pleistocene
168:Rinsey Head
108:Donegal Bay
64:Mount's Bay
51:Mount's Bay
1259:Categories
1229:50°03′29″N
1108:"Our Club"
980:29 January
951:29 January
679:Land's End
631:References
627:, Surrey.
566:Wherrytown
509:Porthleven
379:giant goby
330:serpentine
269:Mesolithic
261:Wherrytown
179:Praa Sands
166:cliffs to
156:Porthleven
154:. West of
120:serpentine
1232:5°25′13″W
1031:20 August
621:TS Zephyr
609:in 2006,
479:caused a
429:Mousehole
323:greensand
277:Long Rock
222:sand dune
195:Mousehole
140:greywacke
78:coast of
907:21 March
658:Archived
653: :
647:Archived
625:Caterham
549:Industry
455:and the
433:Penzance
421:Brittany
367:such as
352:seagrass
288:Loe Pool
215:Penberth
203:Marazion
199:Penzance
183:dolerite
152:Loe Pool
136:Devonian
80:Cornwall
1285:Penwith
1143:24 July
1117:1 April
543:Heamoor
513:Mullion
481:tsunami
465:Tripoli
396:History
328:2% and
294:of the
164:granite
144:mélange
128:Kynance
68:Cornish
1090:
1065:4 June
1056:
1003:
851:
813:. 1996
684:
578:mundic
425:Newlyn
354:beds,
321:2.6%,
315:quartz
304:Eocene
207:Newlyn
187:gabbro
974:GOVUK
901:(PDF)
886:(PDF)
781:(PDF)
768:(PDF)
744:(PDF)
555:elvan
326:chert
313:86%,
311:flint
308:chalk
160:slate
1145:2022
1119:2024
1088:ISBN
1067:2014
1054:ISBN
1033:2018
1001:ISBN
982:2016
953:2016
909:2015
849:ISBN
682:ISBN
558:dyke
511:and
501:Paul
437:Paul
435:and
373:and
319:grit
317:9%,
230:SSSI
213:and
201:and
185:and
162:and
142:and
122:and
623:in
385:).
292:ria
286:At
273:BCE
189:of
150:of
148:ria
86:to
1261::
1135:.
1110:.
1024:.
972:.
961:^
943:.
892:.
888:.
818:^
789:^
770:.
746:.
692:^
664:.
534:.
431:,
427:,
283:.
217:.
70::
1147:.
1121:.
1096:.
1069:.
1035:.
1009:.
984:.
955:.
911:.
894:9
857:.
753:.
716:.
668:.
381:(
66:(
34:.
20:)
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