Holocene paleo-sea level changes along the coast of Rio de Janeiro, southern Brazil: Comment on Castro et al. (2014)

被引:21
作者
Angulo, Rodolfo J. [1 ]
Giannini, Paulo C. F. [2 ]
De Souza, Maria Cristina [1 ]
Lessa, Guilherme C. [3 ]
机构
[1] UFPR, Ctr Politecn, Lab Estudos Costeiros, Dept Geol, Av Cel Francisco H Santos 210, BR-81531970 Curitiba, PR, Brazil
[2] Univ Sao Paulo, Inst Geociencias, Rua Lago,562,Cidade Univ, BR-05508080 Sao Paulo, SP, Brazil
[3] Univ Fed Bahia, LFNA, GOAT, Grp Oceanog Trop, Travessa Barao Jeremoabo S-N,Campus Univ Ondina, BR-40170280 Salvador, BA, Brazil
来源
ANAIS DA ACADEMIA BRASILEIRA DE CIENCIAS | 2016年 / 88卷 / 04期
关键词
Beachrock; paleo-sea level reinterpretation; sea-level curve; vermetids; Tetraclita stalactifera; FLUCTUATIONS; EASTERN;
D O I
10.1590/0001-3765201620140641
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The present work discusses and reinterprets paleo-sea level indicators used to build Holocene sea-level curve for the coast of Rio de Janeiro at former works. We conclude that: (a) the paleo-sea levels inferred by vermetid remains show that sea-level has fallen over the past 4400 years, at least; (b) the paleo-sea level inferred by the beachrock facies and dated shells of Jacone shows that sea-level was near the present elevation between 8198 and 5786 years before present; and (c) several shells from other beachrocks were deposited probably thousands of years after the specimens died and consequently do not allow precise reconstructions of paleo-sea levels. These conclusions differ from the conclusions of the original paper.
引用
收藏
页码:2105 / 2111
页数:7
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