Mezue ahịrịokwu na-esonụ: E kewapụrụ ọdụ ụgbọ mmiri ahụ na Pacific Station n'afọ 1838 iji lụso ahịa ohu na Brazil ọgụ. N'afọ mbụ ya, a na-akpọkarị ya "na River Plate Station". N'etiti afọ ndị 1840, Admiral Samuel Inglefield mere ihe siri ike iji mee ka Osimiri Paraná na-emeghe ka o wee hụ na azụmahịa na-aga n'ihu n'oge oge
Agha Obodo Uruguay.