What should a GMDSS Radio Operator do if a NAVTEX warning message is received but contains too many errors to be usable?

• A. Do nothing. Vital NAVTEX messages will be repeated on the next scheduled broadcast.
• B. Contact the NAVAREA coordinator and request a repeat broadcast.
• C. Initiate a request for Category A, B, L and D messages.
• D. Listen to appropriate VHF weather channel for repeat warnings.

Answer: (A)

When a NAVTEX warning message is received with errors making it unusable, it is important to understand the reliability and scheduling of NAVTEX broadcasts. The correct choice indicates that vital NAVTEX messages are typically repeated during subsequent broadcasts. NAVTEX messages are time-stamped and have specific transmission cycles, which means that important safety information is routinely repeated to ensure all mariners have access to it, even if some broadcasts contain errors.

Thus, the GMDSS Radio Operator can reasonably rely on the fact that important information will be provided again in the next scheduled broadcast rather than taking hasty actions that may not guarantee the retrieval of accurate information.

In contrast, options that suggest contacting the NAVAREA coordinator or listening to VHF channels may lead to unnecessary delays or complications, as these channels and contacts may not guarantee immediate or repeated issuance of the same error-free messages that NAVTEX provides. Hence, waiting for the next broadcast is often the most efficient and reliable approach.