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IN THE NEWS

Every so often we update this page which includes news stories which are particularly interesting. All sources are acknowledged by a link to the originating website.

Toxic snails found in Northland waters

Tue, 06 Jan 2009 8:13a.m. (3News.co.nz)

A poisonous sea creature with toxin potent enough to kill someone in 20 minutes has been seen in the waters off Northland.

The marine snails have previously been seen in the Parengarenga and Whangaroa Harbours.

The cone shells' potentially lethal venom can seep through gloves or a wetsuit, even when handled carefully, the Northern Advocate reported.

Dive instructor Alan Morrison spotted the carnivorous cone shell while diving at Deep Water Cove in the Bay of Islands.

"I was about 300m from the frigate Canterbury when I saw the 6cm-long cone shell. It was about 10m down the bank of an island and stuck to the side of a rock."

Mr Morrison said he photographed the snails.

The cone shells were either herbivores or carnivores, marine expert Wade Doak said.

The herbivores attached themselves to reef crests where they ate algae.

"Carnivorous cone shells, like the one seen at Deep Water Cove, have lighter shells and they fire their weapon at small fish like a whaling harpoon. It's linked to the animal by a translucent tube down which fatal venom is injected."

The cone shell retracts its tube and draws the prey into its mouth, Mr Doak said.

He said cone shells were capable of killing fish bigger than themselves.

Marine author Tony Enderby said the variety of cone shell found at Deep Water Cove -- Conus lischkeanus kermadecensis -- had been found at the Kermadec Islands and in Parengarenga and Whangaroa Harbours, but nobody in New Zealand had died after contact with them.

- NZPA

Google link to images which help identify the highly toxic Cone Shell

 

Divers to check condition of sunken boat

5:00AM Wednesday May 14, 2008 (NZ HERALD)

Divers will inspect a sunken fishing boat that went aground on a reef in the Far North before it was washed off by big seas.

The 100-tonne Seawyf is lying broken up in shallow water off the Fairway Reef in Doubtless Bay.

The Northland Regional Council had been discussing what to do with the vessel before it was washed off the reef and into the bay.

It grounded on March 3 and sat firmly on the rocks with a badly damaged hull until it was washed off the reef on April 22.

The ship's owner, Te Rarawa Fisheries, and its insurers were disputing who should pay the salvage cost when the Seawyf disappeared into the bay.

Northland Regional Council harbourmaster Captain Ian Niblock said a surface assessment had been done of the wreck.

"But we really need to have a better look. I understand it is in two main pieces with some smaller bits.

"We will go and have a look and then we will look at any potential environmental impact."

He said a date had yet to be set for divers to inspect the Seawyf.

Diesel fuel was removed within a day or two of the grounding.

Captain Niblock said that until divers had inspected it, it was not pozssible to say if the wreck would be lifted off the seabed or left to deteriorate.

- NZPA

Heavy seas undo boat's seven-week reef knot

5:00AM Thursday Apr 24, 2008 By Tony Gee (NZ HERALD)

Heavy sea swells have tipped a 100-tonne Far North commercial fishing boat into the sea from its perch on Fairway Reef, 7km north of the entrance to Mangonui Harbour in Doubtless Bay, where it had been stuck for seven weeks.

The 20m Seawyf struck the reef in darkness on March 4 while returning to Mangonui in heavy seas. The vessel disappeared from the reef on Tuesday.

Northland Regional Council deputy regional harbourmaster Jim Lyle confirmed the boat had "gone totally" over the edge of the reef and now could not be seen.

Council staff plan to visit the site today to see what's happened to the wreck.

The council has issued a local warning to fishermen, boaties and sailors who use the bay to be aware of the wreck if they're near Fairway Reef.

No salvage had been attempted because of a disagreement between the Seawyf's owners and insurers over who should pay for its removal.

Fishers' loss may be divers' gain

5:00AM Thursday Apr 10, 2008 By Tony Gee (NZ HERALD)

A wrecked fishing boat now stuck fast on a Far North reef may eventually become another diving attraction in a growing list of dive tourism wrecks off Northland's east coast.

The 20m Seawyf has been sitting on Fairway Reef, 7km north of the entrance to Mangonui Harbour in Doubtless Bay, since March 4 when it hit the reef during darkness in heavy seas and high winds while returning from a fishing trip.

The boat's three-man crew were rescued unharmed but more than five weeks later, the local owners of the 100-tonne vessel and their insurers have been at odds over salvage and removal costs.

Northland Regional Council harbourmaster Captain Ian Niblock says no decisions have been made on what will happen to the Seawyf, which is badly damaged and holed.

"It's not desirable to have it still there but it's not going anywhere so it does allow us time to work through various options," he says.

An informal group of Doubtless Bay people is interested in the possibility of turning the vessel, now believed to be a total loss, into a dive attraction if no agreement can be reached on removing it from the exposed reef.

A resource consent would have to be approved and extensive iwi consultation undertaken before any sinking could take place.

Dive instructor Andre Kunz, who owns the Whatuwhiwhi and Kaitaia dive centre, says for the Seawyf to be sunk as a diving venue, it would have to benefit the local economy and the marine environment as an artificial reef to attract marine life.

A member of the group is putting together a report on whether such a venture would be environmentally viable.

"We like diving on things and it would be beneficial for us having it there but we're not pushing anything at the moment," Mr Kunz says.

If the vessel was sunk, it would be preferable to have it on the reef's northeast side where there was depth of water.

Mr Kunz said Fairway Reef was "not an ideal place" for a diving wreck but if it did happen, it would be "the icing on the cake" in a dive-wreck tourism trail stretching from Tutukaka, northeast of Whangarei, to the northern Far North.

Former Navy vessels Waikato and Tui have been sunk off Tutukaka, the Canterbury was sunk last year just inside the entrance to the Bay of Islands, and the former Greenpeace flagship Rainbow Warrior lies to the north on the seabed near the Cavalli Islands, just out from Matauri Bay.

A local man involved in previous efforts by the group to get a dive wreck into Doubtless Bay said a consent process would have to be gone through and the Seawyf would have to be stripped bare in its present position.

"But if it's left there, the sea will do that job itself," he said.

If the vessel was to be washed off the reef and sunk by a storm, however, there would be no need for a consent process, although local iwi would still have to agree to any dive venture proposal.

Fuel and oil have already been removed from the Seawyf and the regional council says it poses no risk to the environment.

NORTHLAND DIVE WRECKS

* Former Navy vessels Waikato and Tui, off Tutukaka.

* Canterbury, inside the entrance to the Bay of Islands.

* Former Greenpeace flagship Rainbow Warrior, near the Cavalli Islands off Matauri Bay.

 

Dispute over wrecked boat's removal from rocks

11:59AM Wednesday Apr 09, 2008 (NZ HERALD)

A wrecked fishing boat could be cut into pieces to get it off the rocks in Northland where it went aground last month.

The 100-tonne Seawyf is stuck on the Fair Way Reef at the entrance to Mangonui Harbour and its owners and the insurers are in dispute over removal costs.

It is believed to be a total loss but was not yet legally considered a wreck, Northland Regional harbourmaster Captain Ian Niblock said.

Since the grounding the boat's owner Te Rarawa Fishing and the insurers had been trying to sort out "an issue" over who paid for its removal, Capt Niblock said.

Legal action to force the company to remove the hulk was an option but it was too early to say if that option would be used.

"We are still working through the issues with the owners and they in turn with their insurers."

He said another option was to cut it into pieces to remove it.

He said contaminants including diesel fuel had been removed and it was not an environmental risk.

Because of the damage there were a lot of practical difficulties in removing the boat.

"That is why the vessel is still sitting there because it is not an easy job to save it from where it is."

- NZPA

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January 13, 2009January 13, 2009