Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae)
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Acta Scientiarum Biological Sciences |
Texto Completo: | http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2711 |
Resumo: | The color effect on survival rate and development of tambaqui larvae, Colossoma macropomum, in fish tanks, during a 20 day period, was analyzed. Larvae were fed “ad libitum” and measurements of four limnological variables were conducted daily. Water temperature varied between 24 to 27.8C and 24.0 to 27.7C in the dark brown and light green colored tanks, respectively. Dissolved oxygen level remained over 6.5 mg/L, pH was alkaline and water conductivity higher than 30 µS/cm. The dark brown treatment displayed significantly (P < 0.05) lower survival rate compared to treatment with light green. Identical effect, however, was not reported with average weight, biomass and larvae total length. Results showed that tank color influences larvae survival rates, where the light green color makes it easier for the larvae to visualize the prey |
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Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae)Efeito das cores dos tanques, verde clara e marrom escura, na sobrevivência e desenvolvimento de larvas de tambaqui, Colossoma macropomum (Osteichthyes, Serrasalmidae)cor do tanquecultivo de larvastambaquiColossoma macropomum2.00.00.00-6 Ciências BiológicasThe color effect on survival rate and development of tambaqui larvae, Colossoma macropomum, in fish tanks, during a 20 day period, was analyzed. Larvae were fed “ad libitum” and measurements of four limnological variables were conducted daily. Water temperature varied between 24 to 27.8C and 24.0 to 27.7C in the dark brown and light green colored tanks, respectively. Dissolved oxygen level remained over 6.5 mg/L, pH was alkaline and water conductivity higher than 30 µS/cm. The dark brown treatment displayed significantly (P < 0.05) lower survival rate compared to treatment with light green. Identical effect, however, was not reported with average weight, biomass and larvae total length. Results showed that tank color influences larvae survival rates, where the light green color makes it easier for the larvae to visualize the preyO objetivo deste trabalho foi analisar o efeito da cor dos aquários na sobrevivência e desenvolvimento de larvas de tambaqui Colossoma macropomum, num período de 20 dias. As larvas foram alimentadas “ad libitum” e diariamente foi realizada amostragem de quatro variáveis limnológicas. A temperatura da água oscilou de 24,0 a 27,8 oC no marrom- escuro e de 24,0 a 27,7oC no verde-claro; a concentração de oxigênio dissolvido permaneceu acima de 6,5 mg/L; o pH manteve-se alcalino e a condutividade, acima de 30 µS/cm. O tratamento marrom-escuro apresentou sobrevivência média significativamente menor (P < 0,05) que o verde-claro. O mesmo não ocorreu com os dados de peso médio, biomassa e comprimento total das larvas. Os resultados obtidos confirmaram que ocorre uma interferência da cor dos aquários na sobrevivência larval, onde o verde claro facilitou a alimentação através da visualização da presa pela larvaUniversidade Estadual De Maringá2008-05-09info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/271110.4025/actascibiolsci.v23i0.2711Acta Scientiarum. Biological Sciences; Vol 23 (2001); 521-525Acta Scientiarum. Biological Sciences; v. 23 (2001); 521-5251807-863X1679-9283reponame:Acta Scientiarum Biological Sciencesinstname:Universidade Estadual de Maringá (UEM)instacron:UEMporhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2711/2029Pedreira, Marcelo MattosSipauba-Tavares, Lucia Helenainfo:eu-repo/semantics/openAccess2022-11-23T17:33:27Zoai:periodicos.uem.br/ojs:article/2711Revistahttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSciPUBhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/oai||actabiol@uem.br1807-863X1679-9283opendoar:2022-11-23T17:33:27Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM)false |
dc.title.none.fl_str_mv |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) Efeito das cores dos tanques, verde clara e marrom escura, na sobrevivência e desenvolvimento de larvas de tambaqui, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
title |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
spellingShingle |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) Pedreira, Marcelo Mattos cor do tanque cultivo de larvas tambaqui Colossoma macropomum 2.00.00.00-6 Ciências Biológicas |
title_short |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
title_full |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
title_fullStr |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
title_full_unstemmed |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
title_sort |
Effect of light green and dark brown colored tanks on survival rates and development of tambaqui larvae, Colossoma macropomum (Osteichthyes, Serrasalmidae) |
author |
Pedreira, Marcelo Mattos |
author_facet |
Pedreira, Marcelo Mattos Sipauba-Tavares, Lucia Helena |
author_role |
author |
author2 |
Sipauba-Tavares, Lucia Helena |
author2_role |
author |
dc.contributor.author.fl_str_mv |
Pedreira, Marcelo Mattos Sipauba-Tavares, Lucia Helena |
dc.subject.por.fl_str_mv |
cor do tanque cultivo de larvas tambaqui Colossoma macropomum 2.00.00.00-6 Ciências Biológicas |
topic |
cor do tanque cultivo de larvas tambaqui Colossoma macropomum 2.00.00.00-6 Ciências Biológicas |
description |
The color effect on survival rate and development of tambaqui larvae, Colossoma macropomum, in fish tanks, during a 20 day period, was analyzed. Larvae were fed “ad libitum” and measurements of four limnological variables were conducted daily. Water temperature varied between 24 to 27.8C and 24.0 to 27.7C in the dark brown and light green colored tanks, respectively. Dissolved oxygen level remained over 6.5 mg/L, pH was alkaline and water conductivity higher than 30 µS/cm. The dark brown treatment displayed significantly (P < 0.05) lower survival rate compared to treatment with light green. Identical effect, however, was not reported with average weight, biomass and larvae total length. Results showed that tank color influences larvae survival rates, where the light green color makes it easier for the larvae to visualize the prey |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-05-09 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2711 10.4025/actascibiolsci.v23i0.2711 |
url |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2711 |
identifier_str_mv |
10.4025/actascibiolsci.v23i0.2711 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2711/2029 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
dc.source.none.fl_str_mv |
Acta Scientiarum. Biological Sciences; Vol 23 (2001); 521-525 Acta Scientiarum. Biological Sciences; v. 23 (2001); 521-525 1807-863X 1679-9283 reponame:Acta Scientiarum Biological Sciences instname:Universidade Estadual de Maringá (UEM) instacron:UEM |
instname_str |
Universidade Estadual de Maringá (UEM) |
instacron_str |
UEM |
institution |
UEM |
reponame_str |
Acta Scientiarum Biological Sciences |
collection |
Acta Scientiarum Biological Sciences |
repository.name.fl_str_mv |
Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM) |
repository.mail.fl_str_mv |
||actabiol@uem.br |
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1799317393494769664 |