Systems and methods for determining position of one or more seismic
streamers are disclosed. One system embodiment includes a seismic
streamer towed by a towing vessel at a first depth; at least one
positioning streamer towed by the towing vessel at a second depth
different than the first depth; and an acoustic ranging system between
the seismic and positioning streamers It is emphasized that this abstract
is provided to comply with the rules requiring an abstract, which will
allow a searcher or other reader to quickly ascertain the subject matter
of the technical disclosure. It is submitted with the understanding that
it will not be used to interpret or limit the scope or meaning of the
claims. 37 CFR 1.72(b).