I did not see VHF Marine in the list, but I have asked, and I have programmed them, without any issues.
Available Wideband Channels
Even if "Wideband Disable" is checked for a radio (at Radio Information > Options > Feature Disable), the following frequencies are available for that radio:
VHF Amateur Band -> 144-148MHz
UHF Amateur Band -> 420-450MHz
SMURS Blue Dot 154.57 MHz
SMURS Green Dot 154.6 MHz
462.750 MHz
462.775 MHz
462.800 MHz
462.825 MHz
462.850 MHz
462.875 MHz
462.900 MHz
462.925 MHz
465.000 MHz
462.5625 MHz
462.5875 MHz
462.6125 MHz
462.6375 MHz
462.6625 MHz
462.6875 MHz
462.7125 MHz
462.5500 MHz
462.5750 MHz
462.6000 MHz
462.6250 MHz
462.6500 MHz
462.6750 MHz
462.7000 MHz
462.7250 MHz
467.5500 MHz
467.5750 MHz
467.6000 MHz
467.6250 MHz
467.6500 MHz
467.6750 MHz
467.7000 MHz
467.7250 MHz
470-520 MHz
Note:
Any frequency is allowed to receive wideband as long as transmit is disabled, regardless of whether that frequency is wideband exempt.
Available Wideband Channels
Even if "Wideband Disable" is checked for a radio (at Radio Information > Options > Feature Disable), the following frequencies are available for that radio:
VHF Amateur Band -> 144-148MHz
UHF Amateur Band -> 420-450MHz
SMURS Blue Dot 154.57 MHz
SMURS Green Dot 154.6 MHz
462.750 MHz
462.775 MHz
462.800 MHz
462.825 MHz
462.850 MHz
462.875 MHz
462.900 MHz
462.925 MHz
465.000 MHz
462.5625 MHz
462.5875 MHz
462.6125 MHz
462.6375 MHz
462.6625 MHz
462.6875 MHz
462.7125 MHz
462.5500 MHz
462.5750 MHz
462.6000 MHz
462.6250 MHz
462.6500 MHz
462.6750 MHz
462.7000 MHz
462.7250 MHz
467.5500 MHz
467.5750 MHz
467.6000 MHz
467.6250 MHz
467.6500 MHz
467.6750 MHz
467.7000 MHz
467.7250 MHz
470-520 MHz
Note:
Any frequency is allowed to receive wideband as long as transmit is disabled, regardless of whether that frequency is wideband exempt.