Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Maria Cristina Crispim"'
Autor:
Nathiene Patrícia Ferreira Amaral Rolim, Ilda Antonieta Salata Toscano, Gil Dutra Furtado, Flávia Oliveira Paulino, Maria Cristina Crispim
Publikováno v:
Environmental Smoke, Vol 2, Iss 1 (2019)
La présence humaine à proximité des écosystèmes aquatiques a entraîné la survenue d'impacts environnementaux affectant en particulier les zones de mangroves, d'apiquons et de talus. Parmi les activités humaines dans ces écosystèmes, on peut
Externí odkaz:
https://doaj.org/article/278a048140614964a3c05726cd2b891a
Autor:
Ana Maria Alves de Medeiros, Cyntya Eustáquio de Sousa, Maria Cristina Crispim, Ana Karla Araújo Montenegro
Publikováno v:
Acta Limnologica Brasiliensia, Vol 25, Iss 2, Pp 183-191 (2013)
AIMS: The present study evaluated the role that increased nutrient concentrations play on zooplankton community, by employing an experimental laboratory approach. METHODS: Experiments were conducted in the laboratory, where three trophic state condit
Externí odkaz:
https://doaj.org/article/731bea6843794a13bcfe9ca539e800a7
Autor:
Ana Karla Araujo Montenegro, Ana Carolina Brito Vieira, Maria Marcolina Lima Cardoso, Jane Enisa Ribeiro Torelli de Souza, Maria Cristina Crispim
Publikováno v:
Acta Limnologica Brasiliensia, Vol 25, Iss 1, Pp 68-78 (2013)
AIM: In order to understand the factors which influence the predatory activity of the Hoplias aff. malabaricus, the present study evaluated feeding habits of this species and its relation to prey availability, in addition to environmental variables.
Externí odkaz:
https://doaj.org/article/b9ffb4962fdd43cb8728d85c2f385f44
Autor:
Rosângela Siqueira, Maria Cristina Crispim, Maria Marcolina Lima Cardoso, Jane Enisa Ribeiro Torelli de Souza
Publikováno v:
Biotemas, Vol 25, Iss 3, Pp 161-171 (2012)
Prolonged periods of drought cause alterations in water quality and productivity of fisheries in semiarid regions of Brazil. Changes between periods of rain and drought affect aquatic organisms, especially fish. However, there are few studies that ha
Externí odkaz:
https://doaj.org/article/ef8d2bfd5ca34505b6c900f4694ea07a
Publikováno v:
Acta Limnologica Brasiliensia, Vol 24, Iss 2, Pp 140-148 (2012)
AIM: Carneiro reservoir is an aquatic environment used for net cage aquaculture activities, located in the semi-arid region of northeastern Brazil. Vertical distribution was evaluated in order to determine the effects of organic enrichment induced by
Externí odkaz:
https://doaj.org/article/721e7eda22024599956b02e5cea9d8a2
Autor:
Maria Marcolina Lima Cardoso, Jane Enisa Ribeiro Torelli, Maria Cristina Crispim, Rosângela Siqueira
Publikováno v:
Biotemas, Vol 25, Iss 3, Pp 161-171 (2012)
As regiões semi-áridas do Nordeste brasileiro sofrem com os prolongados períodos de estiagem, afetando a qualidade da água e a produtividade pesqueira. Os estudos têm demonstrado que as alterações entre períodos de chuva e estiagem têm profu
Externí odkaz:
https://doaj.org/article/6aff835938b84ea19ce6a756b1211d6b
Autor:
Ana Karla Araujo Montenegro, Jane Enisa Ribeiro Torelli, Maria Cristina Crispim, Ana Maria Alves Medeiros
Publikováno v:
Acta Limnologica Brasiliensia, Vol 23, Iss 3, Pp 233-244 (2011)
AIM: The present study investigated population structure, weight-length relationships, sex ratio and associations between feeding activity and reproductive period, diet and alimentary regime of Steindachnerina notonota at Taperoá II dam, semi-arid r
Externí odkaz:
https://doaj.org/article/d476cbecbeca451495cf2501d63be2cf
Autor:
Ana Carolina Brito Vieira, Ana Maria Alves Medeiros, Leonardo Leôncio Ribeiro, Maria Cristina Crispim
Publikováno v:
Acta Limnologica Brasiliensia, Vol 23, Iss 1, Pp 48-56 (2011)
AIM: Aquatic environments of semi-arid regions are subject to changes in water quality and volume due to short and irregular rain seasons. Consequently, zooplankton composition changes in association to fluctuations in the trophic degree. To comprehe
Externí odkaz:
https://doaj.org/article/181709805d5d4b5a8497883da449002a
Autor:
Ana Karla Araujo Montenegro, Jane Enisa Ribeiro Torelli, Randolpho Sávio de Araújo Marinho, Maria Cristina Crispim, Malva Isabel Medina Hernandez
Publikováno v:
Biotemas, Vol 23, Iss 2, Pp 101-110 (2010)
The aim of this research was to determine the population structure, weight-length relationship and sexual ratio of Leporinus piau. It also attempted to evaluate the relationship between the alimentary activity and the reproductive period, and to iden
Externí odkaz:
https://doaj.org/article/1edadf1cab484251a3c34d5c6d9e158b
Publikováno v:
Biotemas, Vol 22, Iss 2, Pp 85-89 (2009)
O presente trabalho teve como objetivo verificar a dinâmica reprodutiva e estrutura populacional da espécie Hoplias aff. malabaricus, no açude Taperoá II, localizado na Bacia do Rio Taperoá, no Cariri paraibano (07º11’44”S, 07º13’44”S)
Externí odkaz:
https://doaj.org/article/660ec1d5bc794dfa9bc2925cdaec3569