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Displaying items by tag: Industrial mussel 'Dalkey' dredgers

#DredgingDalkey - Industrial mussel seed dredging will leave Ireland's coastal waters "full of jellyfish and little else", convervationists claim.

As the The Irish Independent writes, four industrial trawlers had worked in Dublin Bay over the three days beginning last Sunday (23 October). 

Afloat.ie adds the dredging activity was understood to be for mussel seed fishing by the four trawlers dragging cage nets across the seabed of Dalkey Sound. On the final day of dredging, Tuesday, the last vessels to operate, the near 50m long Emerald Gratia (photo above) and 40m Rona, departed for Lough Foyle. The pair arrived last Wednesday at Carrickarory Pier, south of Moville.

The Irish Independent also in its coverage wrote, the Government permits industrial dredging for young mussels but last Thursday the Supreme Court ruled that the contents of the seabed inside our six-mile territorial limit are State "assets" and should be protected.

Two of the trawlers operating in Dublin Bay last week are understood to have been collecting seed mussel for "finishing" grounds in Welsh waters. 

Two others, registered in the Republic, are believed to have been dredging for mussel farms on the west coast of Ireland.

The sea area being dredged, like much of the coastal area of Ireland, has seen major declines in many types of sea life, with anglers and small commercial fishing operations reporting falls in catches year after year. And this summer, as in other recent years, beaches and bathing places around Irish inshore waters have been closed due to swarms of stinging jellyfish.

The few people still earning a living from inshore fishing said that the dredging was causing huge and long-term damage to our fisheries. "The damage caused by the dredgers is absolutely enormous," said Dalkey lobster fisherwoman and boat-hire operator Dolores Smith

"There are stretches of seabed just over there that have been obliterated. The Dublin Bay prawn is extinct now. There are none in the bay any more. People may call prawns Dublin Bay but they're from somewhere else because there are none left here."

Ms Smith also said there was a foul smell around Dalkey Sound and the other dredged areas."It smelt like rotting corpses; it was horrible out there," she added.

She pointed out that Dalkey Sound is officially designated a "specially protected area", yet this has not prevented the trawling of the seabed.

For more including a response from The Irish Wildlife Trust, the newspaper reports here. 

Published in Dredging

The Star keelboat is a 6.9 metres (23 ft) one-design racing keelboat for two people designed by Francis Sweisguth in 1910.

The Star was an Olympic keelboat class from 1932 through to 2012, the last year keelboats appeared at the Summer Olympics at which Ireland's representatives were Peter O'Leary and David Burrows.

Ireland has performed well in the class internationally thanks to some Olympic campaigns including a bronze medal at the Star World Championships in 2000, won by Mark Mansfield and David O'Brien.

The boat is sloop-rigged, with a mainsail larger in proportional size than any other boat of its length. Unlike most modern racing boats, it does not use a spinnaker when sailing downwind. Instead, when running downwind a whisker pole is used to hold the jib out to windward for correct wind flow.

Early Stars were built from wood, but modern boats are of fibreglass and carbon construction.

The boat must weigh at least 671 kg (1,479 lb) with a maximum total sail area of 26.5 m2 (285 sq ft).

The Star class pioneered an unusual circular boom vang track, which allows the vang to effectively hold the boom down even when the boom is turned far outboard on a downwind run.

Another notable aspect of Star sailing is the extreme hiking position adopted by the crew and at times the helmsman, who normally use a harness to help hang low off the windward side of the boat with only their lower legs inside.

At A Glance – Star Specifications

Designer Francis Sweisguth
Year 1910
Crew 2 (Skipper + Crew)
S + 1.5 C ≤ 250 kg (550 lb)[1]
Draft 1.016 m (3 ft 4 in)
Hull Type keelboat
Hull weight ≥ 671 kg (1,479 lb)
(including keel)
LOA 6.922 m (22 ft 9 in)
LWL 4.724 m (15 ft 6 in)
Beam 1.734 m (5 ft 8 in) at deck
1.372 m (4 ft 6 in) at chine
Hull appendages
Keel/board type bulb keel
401.5 ± 7 kg (885 ± 15 lb)
Rig
Rig type sloop
Mast length 9.652 m (31 ft 8 in)
Sails
Mainsail area 20.5 m2 (221 sq ft)
Jib/genoa area  6.0 m2 (65 sq ft)
Upwind sail area ≤ 26.5 m2 (285 sq ft)

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