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John Denham is a retired USN Captain, licensed Master Mariner, former San Francisco pilot, maritime academy teacher, and author with extensive experience as a marine consultant. He is also author of The Assistant and DD 891.

Sunday, May 1, 2011


Some years ago in a now defunct navy journal an article was written about what people think when they fall overboard. Several predominant factors were

May 1, 2011
Total Views: 2439

Monday, July 19, 2010

To be or not to be, a captain?

To be or not to be, a captain? By John G. Denham It is safe to assume that most sea farers at one time or another have wanted to

July 19, 2010
Total Views: 25

Thursday, November 12, 2009

S O S = Save Our Ships

By John G. Denham No matter what is preserved or kept safe, it costs money! In my past life I shared my useful abilities with the U.S. Merchant Marine

November 12, 2009
Total Views: 24

Tuesday, September 29, 2009

Ship simulators are not stimulators!

Simulator are not stimulators! By John G. Denham After a career at sea and a period of piloting I tried a tour in academia. I was surprised to find

September 29, 2009
Total Views: 20

Wednesday, August 19, 2009

Big Motor Problems

Big Motor Problems By John G. Denham I am impressed with the significant improvements that large diesel engine manufacturers are making in reducing offensive

August 19, 2009
Total Views: 32

Tuesday, June 16, 2009

Safety at Sea=PAP

Safety at Sea=PAP By John G. Denham In my naval experience I hated inspections more than storms. Most of the inspectors were knowledgeable, competent but

June 16, 2009
Total Views: 14

Tuesday, May 26, 2009

Rerport on 9th Maritime Leadership Symposium

PORT AND HARBOR MANAGERS MEETING By John G. Denham A gathering of 132 maritime and related afficionados of the California ports, harbors and maritime

May 26, 2009
Total Views: 3

Friday, May 8, 2009
Oil Spill

NTSB/USCG Report on Cosco Busan – Analysis of the Analysis

Analysis of the Analysis By John G. Denham Recently three ponderous documents have been published  that may eventually affect pilotage, ship management and

May 8, 2009
Total Views: 148

Friday, April 3, 2009

Sea Stories – A Break-Bulk Mate’s Bad Day

A Break-Bulk Mate’s Bad Day by John G. Denham The weather was raining and windy with some fog from Cape Flattery as far south to Astoria, Oregon. The sea

April 3, 2009
Total Views: 15

Sunday, February 8, 2009

Bye Bye Buoy – Sinking Of The “SF” Sea Buoy

Bye Bye Buoy By John Denham The recent sinking of the “SF” Sea Buoy by possibly a large foreign-flag container ship causes more concern about ship

February 8, 2009
Total Views: 118

Sunday, January 18, 2009
Maritime Security

Pirates be damned!

Pirates be damned! By John Denham Piracy seem to be the item dejure. I have been exposed to a number of excellent pieces on the subject including Pacific

January 18, 2009
Total Views: 1

Monday, December 15, 2008
Maritime Security

Piracy – It’s Location, Location Location

Piracy – It’s Location, Location Location By John Denham If you did not know,  pirates have been around for as long as treasure was shipped on

December 15, 2008
Total Views: 9

Saturday, November 1, 2008

Feedback – A failure in XXX Resource Management

Perusing ” A failure in XXX Resource Management” I must accept the authors concern. Although encompassing, the point is understood: the maritime

November 1, 2008
Total Views: 82

Wednesday, October 29, 2008

Deconstructing The Cosco Busan Incident – More On Accidents And Why

More on accidents and why. By John G. Denham A pilotage pardox presently exists because of the lack of explanations as to the “root cause” of

October 29, 2008
Total Views: 22

Saturday, June 21, 2008

Maritime Academy – Cadet Shipping

Cadet Edward Pollard on the TSES Recent news article claim steps in obtaining agreements in placing maritime academy school students aboard merchant ships for

June 21, 2008
Total Views: 36

Wednesday, May 28, 2008

Where are the Merchant Marine Inspectors?

Where are the Inspectors? By John G. Denham Each day I read articles in newspapers, see TV clips and peruse blogs featuring maritime accidents. My

May 28, 2008
Total Views: 10

Wednesday, April 30, 2008

Sailor, the Nose Knows!

Sailor, the Nose Knows! By John G. Denham After spending most of my younger days at sea and standing topside watches on open bridges in all kinds of weather

April 30, 2008
Total Views: 6

Friday, April 11, 2008
Oil Spill


TROUBLE ON OILY WATERS. MV COSCO BUSAN vs THE BRIDGE ON SAN FRANCISCO BAY BY John G. Denham On Wednesday 7 November 2007, it started as a short 10

April 11, 2008
Total Views: 38

Friday, March 28, 2008

Cosco Busan Crew Detainment – Commentary by John Denham

Photo By OneEighteen The interesting and disturbing news that the “COSCO BUSAN CREW DETAINED WITHOUT CHARGES” raises the concern that it can happen

March 28, 2008
Total Views: 4

Maritime Security

What If? Chemical, Biological, Radiation Attack San Francisco

Photo by steven and darusha Jeff Charlton of in London asked a interesting maritime question on the IAEM list-serve the other day that Robin Storm

March 28, 2008
Total Views: 60


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