Open AccessDiatomáceas (Chrysophyta, Bacillariophyceae) em biótopo do manguezal do rio Perequê, em Pontal do Sul, Paranaguá, Estado do Paraná, Brasil
Author(s) -
Ita Moema Valente Moreira,
Hermes Moreira Filho,
José Augusto Cunha
Publication year - 1994
Publication title -
acta biológica paranaense
Language(s) - Portuguese
Resource type - Journals
eISSN - 2236-1472
pISSN - 0301-2123
DOI - 10.5380/abpr.v23i0.712
Subject(s) - navicula , biology , chaetoceros , amphora , nitzschia , diatom , taxon , bay , zoology , ecology , botany , geography , phytoplankton , archaeology , nutrient
0 presente trabalho trata de urn estudo taxonômico e ecológico de Diatomáceas, no Manguezal do Rio Perequê, Pontal do Sul, Baía de Paranaguá. Paraná , Brasil. Foram determinados 377 taxa específicos e infraespecíficos distribuidos em 101 gêneros, com a predominância de Nitzschia, Navicula, Amphora, Coscinodiscus, Achnanthes, Chaetoceros, Diploneis, Girosigma, Cocconeis, Rhizosolenia, Mastogloia, Pleurosigma, Thalasiossira, Actinocycius, Thalassiothrix, Gomphonema, Cyclotella, Melosira e Surirella. Os taxa marinhos litorais predominam (47,40%) sobre os marinhos planctônicos (31,55%) e sobre os taxa de água doce (21,05%). Abstract A taxononic and ecological study in the diatoms, in mangrove of Perequê River, Pontal do Sul, Paranaguà Bay, Paraná, Brasil. There were identificated 377 specific and infraspecific taxa distributed in 101 genera with predorninance ofNitzschia, Navicula, Amphora, Coscinodiscus, Achnanthes, Chaetoceros, Diploneis, Girosigma, Cocconeis, Rhizosolenia, Mastogloia, Pleurosigma, Thalasiossira, Actinocycius, Thalassiothrix, Gomphonema, Cyclotella, Melosira and Surirella. The marine littoral (47.40%) taxa prevailed upon the marine planctonic (31,55%) and fresh-water (21,05%) taxa. Résumé Dans ce travail on analyse des Diatomées provenentes dans le mangle, du fleuve Perequê, Baie de Paranguá, Paraná, Brésil. 377 taxa ont été determines considerant les espèces et variétes, distribués en 101 genres, avec predominance de Nitzschia, Navicula, Amphora, Coscinodiscus, Achnanthes, Chaetoceros, Diploneis, Girosigma, Cocconeis, Rhizosolenia, Mastogloia, Pleurosigma, Thalasiossira, Actinocycius, Thalassiothrix, Gomphonema, Cyclotella, Melosiraet Surirella. (3 1,55%) et celle d'eau douce (21,05%) taxa.