3.3.1 The Sub-Area coordinator must have, or have
access to:
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.1 the expertise and information sources of a
well established national hydrographic service;
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.2 effective communications, e.g., telephone,
e-mail, facsimile, internet, telex, etc., with National coordinators
in the Sub-Area, with the NAVAREA coordinator, and with other data
providers; and
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.3 access to broadcast systems for transmission
to the entire Sub-Area.