boat batteries

OK, I've always wondered about this, but never really questioned it. They have starting batteries, which are not deep cycle, and they have trolling batteries which are deep cycle. Now I've got to replace my starting battery because it doesn't hold up the whole day when running the livewell...

One of the most confusing aspects of selecting a trolling motor is the array of electrical questions that inevitably arise. What type of battery to buy? How many hours of trolling time does a specific motor offer? How are motors with multiple batteries wired? Given the importance of these...