Finding space to mount marine antennas can also present problems. One solution is a combination antenna. Digital Antenna (digitalantenna.com) has a pair of practical 8-foot multifunction antennas, the 659-TW (VHF/dual-band cellular,$496) and the 634-TW (AM/FM/dual-band cellular, $392).
Do you like TV? Shakespeare’s SeaWatch 2060 paper-thin amplified HDTV antenna takes up little space. Measuring 13 by 12 inches, it can be fastened to a bulkhead or hung in a locker to pick up broadcast TV stations just about anywhere. $90; shakespeare-marine.com