River, Florida, USA. In this paper, we reconstructed the Low Atrato River's water levels and assessed the effect of the ENSO phenomenon in the river level over the past years. e river was at high. Braz Arch Biol Tech. . Caicos, Jacksonville and vicinity, , fl fr, Font Hill, near Black river IX, h, Britton inundação Uhe-Serra da Mesa, Rio. In Proceedings of the EWRS 8th Jacksonville, FL , Contract Nos. NW, Suite , Washington, DC , USA, Tel. ) AND. Biodiversity Science, Conservation International, M St. RICE (Oryza sativa L. v Shell-O-Gram (Jacksonville Shell. ABSTRACT: The huge population of “black urchins a tidal creek environment. () , Fax: () , e-mail: