Fish have a specialized sense organ called the lateral line which works much like radar and helps them navigate in dark or murky water.  

Gremlin Recommends The Complete Guide to Freshwater Fishing

August 22, 2011 | Categories: Fun Stuff,Resources

The Complete Guide to Freshwater Fishing (The Freshwater Angler)

This fishing book was written by a group of enthusiasts as they traveled from Alaska to Mexico and fished with top guides and professional anglers.

• over 500 photographs

• step-by-step guides

• how to techniques

• tips from the pros