Posts Tagged “Seamanship”

Watchkeeping Revisited

Watchkeeping Revisited

Watchkeeping is one of many important considerations when planning for an ocean crossing or a multi-day passage. Single-handers have little choice but to sleep while underway, with no-one monitoring the helm, while crews of at least two have more options. And the appropriate watch schedule will vary greatly depending on the number of crew, their…

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Flare over Seattle

Flare over Seattle

Downtown Seattle is full of apartment buildings overlooking Elliott Bay, with frequent ferry and commercial traffic. If a distress flare were fired in this area, you would expect this to generate a lot of reports. But when one was set off on a recent Tuesday morning, we might have been the only ones to report…

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Deck Fuel and Vessel Stability

Deck Fuel and Vessel Stability

This post discusses the reasons a boat owner might choose to carry deck fuel and the impact of deck fuel on the vessel’s stability. We start by explaining why a boat’s “real ocean” range is actually far less than the ranges advertised, and sometimes even less than the ranges carefully measured by owners. Then we…

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Collision at Sea: USS Fitzgerald

Collision at Sea: USS Fitzgerald

At 1:30:34 AM on Jun 17, 2017 the USS Fitzgerald and the container ship ACX Crystal came together just south of Yokosuka Japan. The ACX Crystal is a 730’ modern containership built in 2008 and capable of carrying 2,858 TEU of containers at a 23-knot service speed. The Fitzgerald is a $1.8B US Navy Arleigh Burke-Class…

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River Bar Crossings

River Bar Crossings

River bar crossings require great care and in some conditions they simply can’t be safely crossed. Earlier this week, the crew of the commercial fishing vessel Mary B requested help from the US Coast Guard in a night crossing of the Yaquina Bay bar at Newport, Oregon. Sea conditions were reported to be 14 to…

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Forward Spotlight Upgrade

Forward Spotlight Upgrade

Most fish boats run both deck lights and forward lights. They use the deck lights for working at night and the forward-facing lights to see further in front of the boat better. Our experience from operating around commercial fishing vessels at night is their forward-facing spotlights can be seen from great distances. We sometimes find…

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Alarms at 1:15am Follow up

Alarms at 1:15am Follow up

Six months ago I bolted awake at 1:15am to a shrieking high bilge water alarm while we were 50 miles south of the Grand Banks, in large seas, on passage from Newport, RI to Kinsale, Ireland. The quick summary is we got the problem resolved, but it took 11 hours, and we learned about a…

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Preparing Dirona for the North Atlantic Crossing

Preparing Dirona for the North Atlantic Crossing

Below is a 24-minute narrated video preparing Dirona for the 2,801 nautical-mile North Atlantic transit from Newport, Rhode Island to Kinsale Ireland. We first show storm plate (clear window protection covers) installation at the dock using the tender as a working platform on the port side. Then we move the SCUBA tanks below and secure…

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Anchor Ensnarled

Anchor Ensnarled

Yesterday morning, we started up the main engine just past daybreak for a planned run from Widewall Bay along the west coast of Hoy and the Mainland in the Orkney Islands. But the anchor was locked down solidly on the bottom. That’s happened before and we have our tricks. Dropping another 100 feet and pulling…

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North Atlantic Gales

North Atlantic Gales

On our 2,800nm North Atlantic passage from Newport, RI to Ireland we passed through three gales. The first two were in the initial week of the passage, before we turned the corner south of the Grand Banks. It was during the first gale that we battled a water ingress issue that set off alarms a…

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Passage Preparation

Passage Preparation

We generally keep Dirona ready to go to sea at a moment’s notice, and securing the cockpit furniture is typically all we need to do as we get underway. For multi-day passages, we do some additional preparation ranging from provisioning, to heavy weather preparation, to paperwork necessary to bring Spitfire into a new country. Highlights…

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Alarms at 1:15am

Alarms at 1:15am

I bolted awake at 1:15am to a shrieking alarm. We were 50 miles south of the Grand Banks, in large seas, on passage from Newport, RI to Kinsale, Ireland. I ran upstairs to the pilot house and Jennifer, at the helm, just said “high bilge water.” Yuck. Better than fire but far from good news….

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Big System Coming

Big System Coming

For quite some time now we have been watching a very large low in the weather models coming down from Greenland. The storm is currently predicted to bring 20′ waves on 10 second period, with 25 to 30 kt winds.  With 20′ waves nominal, there will be some that approach or exceed our 30′ mast…

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North Atlantic 500mb Forecast

North Atlantic 500mb Forecast

We plan on getting underway this weekend for Kinsale, Ireland. It’s a tiny bit early in the season but we have what looks to be a blocking high developing in the North Atlantic which will stall the steady stream of low-pressure systems that we’ve been watching for the past several months. Unfortunately the high is…

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Departure Planning

Departure Planning

We’ve been studying the weather every day as we prepare for our Atlantic crossing from Newport, RI to Kinsale, Ireland. We use a variety of data sources, including NOAA surface analysis and 500MB forecasts. The sources we rely most heavily on are GRIB files containing data from computer-generated models such as NOAA GFS and WAVEWATCH…

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Fighting Water Ingress

Fighting Water Ingress

Besides a fire at sea, few things are more frightening for an ocean-crossing vessel than uncontrolled, and potentially undetected, water ingress. Safety Digest, published by the Marine Accident Investigation Branch (MAIB) of the British Department of Transport (www.maib.gov.uk), often contains reports of small boats sinking in minutes. Many might have been saved had their captains…

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Non-Stop Adventure

Non-Stop Adventure

PassageMaker Magazine April, 2017: Non-Stop Adventure: 56,000 Miles at Sea…And Counting

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Route Planning

Route Planning

While in Florida earlier this year, we considered a variety of routes for our upcoming Atlantic passage. Some of the possibilities are shown in the screenshot above (click image for larger view). The waypoint east of South Carolina is Bermuda, and the one labeled Terceira Sao Miguel is the Azores. The other waypoints are mostly…

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