Fluvial Hydro-oceanographic Notice “Rio Solimões”, subordinated to the Northwest Hydrography and Navigation Center (CHN-9), is carrying out drilling activities in the Rio Branco, near the city of Caracaraí (RR), in compliance with the III Brazilian Nautical Cartographic Plan (III PCNB). The commission also includes a survey at the confluence of the Negro and Branco rivers, in compliance…
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