The book I read to research this post was Web Analytics for Dummies by Pedro Sostre et al which I got from amazon & which is an excellent book. Note this is a 2007 book so some of the info might be a bit dated ie I think google analytics has been updated since. There is a free version of google analytics which is recommended if you just want to monitor the number of hits on your website. Web analytics can tell you quite a lot of information about who is visiting your site and things like what pages they click on. Some packages are very expensive and the number of features goes up in line with this but unless you’re a company selling something substantial it’s not worthwhile. A couple of www adresses which are free are.
http://www.google.com/analytics/
It’s important that search engines are able to pick up sufficient keywords and also that you submit your site to these search engines. The main ones are bing, google and yahoo but particularly if it is a niche blog there maybe specialist search engines.