![f0016-01.jpg](https://article-imgs.scribdassets.com/rzjl4tmyoblgo01/images/fileN7SW5R6F.jpg)
Sam Llewellyn writes nautical thrillers, edits The Marine Quarterly, and is perpetually patching up a 30ft ketch: samllewellyn.com
![f0016-02.jpg](https://article-imgs.scribdassets.com/rzjl4tmyoblgo01/images/file9M0XY1L6.jpg)
Beautiful morning, for a change, and I am sitting in Dahlia’s cockpit thinking net zero, because I have just dropped in to a marina to fill up with water and the claustrophobia is kicking in.
Here comes a 32ft boat, and there is a noise like a Magimix with Covid, and it is a bow thruster. On a 32-footer,