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#1
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An irregular ongoing series of interesting facts related to boating.
Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. |
#2
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On Sat, 17 Feb 2007 12:03:40 GMT, Short Wave Sportfishing
wrote: An irregular ongoing series of interesting facts related to boating. Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Sounds like you're reading the Patrick O'Brian series. Great! -- *****Have a Spectacular Day!***** John H |
#3
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JLH wrote:
On Sat, 17 Feb 2007 12:03:40 GMT, Short Wave Sportfishing wrote: An irregular ongoing series of interesting facts related to boating. Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Sounds like you're reading the Patrick O'Brian series. Great! Already have. They sucked. |
#4
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On Sat, 17 Feb 2007 21:02:46 GMT, Short Wave Sportfishing
wrote: JLH wrote: On Sat, 17 Feb 2007 12:03:40 GMT, Short Wave Sportfishing wrote: An irregular ongoing series of interesting facts related to boating. Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Sounds like you're reading the Patrick O'Brian series. Great! Already have. They sucked. It's a shame. Did you come to that conclusion after reading all 21? It took me about three books to really get into it. It takes about that long to learn all the terminology, unless one memorizes each term. -- *****Have a Spectacular Day!***** John H |
#5
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JLH wrote:
On Sat, 17 Feb 2007 21:02:46 GMT, Short Wave Sportfishing wrote: JLH wrote: On Sat, 17 Feb 2007 12:03:40 GMT, Short Wave Sportfishing wrote: An irregular ongoing series of interesting facts related to boating. Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Sounds like you're reading the Patrick O'Brian series. Great! Already have. They sucked. It's a shame. Did you come to that conclusion after reading all 21? It took me about three books to really get into it. It takes about that long to learn all the terminology, unless one memorizes each term. I never cared for the Aubrey series. Just not as interesting as the others. |
#6
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Short Wave Sportfishing wrote:
JLH wrote: On Sat, 17 Feb 2007 21:02:46 GMT, Short Wave Sportfishing wrote: JLH wrote: On Sat, 17 Feb 2007 12:03:40 GMT, Short Wave Sportfishing wrote: An irregular ongoing series of interesting facts related to boating. Toredo Worm: The Toredo worm (ship worm)has been the bane of wooden ships, boats, pilings and retaining walls since man has ventured to the sea. A type of clam, the Toredo worm has two shells, enclosing only the front end of the body which function as a tool rather than a protective covering - they are a boring clam. Each shell has toothed ridges which shave away bits of wood into smaller pieces and then those are ingested. Toredo worms have been known to achieve a length of up to 2 ft long, although the shells remain only about a foot long. The British and Spanish navies estimated that a wooden hull in the Carribean in the age of sail was ten years. Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Sounds like you're reading the Patrick O'Brian series. Great! Already have. They sucked. It's a shame. Did you come to that conclusion after reading all 21? It took me about three books to really get into it. It takes about that long to learn all the terminology, unless one memorizes each term. I never cared for the Aubrey series. Just not as interesting as the others. IMHO I have really enjoyed the Patrick O'Brian books! I still have several to go. The Golden Ocean was really good! Fredo |
#7
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![]() Short Wave Sportfishing wrote: Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Copper plating? That would kinds dull their fangs, I'd imagine... |
#8
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![]() "Tim" wrote in message ps.com... Short Wave Sportfishing wrote: Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Copper plating? That would kinds dull their fangs, I'd imagine... Mariners long ago discovered that one of the natural properties of copper was it's ability to kill off bacteria preventing it from growing on it's surface. Copper plating was used, later replaced by anti-fouling paint with very high copper content (until it was banned). Makes me wonder about any potential health hazards due to the increasing practice of replacing copper pipes with PVC in the water supply side of new homes. Eisboch |
#9
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Eisboch wrote:
"Tim" wrote in message ps.com... Short Wave Sportfishing wrote: Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Copper plating? That would kinds dull their fangs, I'd imagine... Mariners long ago discovered that one of the natural properties of copper was it's ability to kill off bacteria preventing it from growing on it's surface. Copper plating was used, later replaced by anti-fouling paint with very high copper content (until it was banned). Makes me wonder about any potential health hazards due to the increasing practice of replacing copper pipes with PVC in the water supply side of new homes. One word - cheaper. |
#10
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![]() "Short Wave Sportfishing" wrote in message ... Eisboch wrote: "Tim" wrote in message ps.com... Short Wave Sportfishing wrote: Mariners as early as 500 BC tried to protect their wooden ships by various combinations of arsenic, sulfur, tars and oils. The British Navy experimented with a sacrificial covering of wood covering tar, but it wasn't successful. It wasn't until the invention of copper hull plating that the Toredo worm became less of a problem. Copper plating? That would kinds dull their fangs, I'd imagine... Mariners long ago discovered that one of the natural properties of copper was it's ability to kill off bacteria preventing it from growing on it's surface. Copper plating was used, later replaced by anti-fouling paint with very high copper content (until it was banned). Makes me wonder about any potential health hazards due to the increasing practice of replacing copper pipes with PVC in the water supply side of new homes. One word - cheaper. 2nd word - easier. |
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