Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru

Abstract Multi-species tests in bioassays offer a holistic view of the ecosystem’s response to toxicity, as different species display varying sensitivities to pollutants. This research aimed to assess the ability of toxicity tests’ to distinguish contamination levels, examine site-specific effects,...

Full description

Saved in:
Bibliographic Details
Main Authors: Lorena Alvariño, Luz Castañeda, Grober Panduro, Thiago Machado da Silva Acioly, Diego Carvalho Viana, José Iannacone
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
Subjects:
Online Access:https://doi.org/10.1038/s41598-024-85025-4
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850115497328115712
author Lorena Alvariño
Luz Castañeda
Grober Panduro
Thiago Machado da Silva Acioly
Diego Carvalho Viana
José Iannacone
author_facet Lorena Alvariño
Luz Castañeda
Grober Panduro
Thiago Machado da Silva Acioly
Diego Carvalho Viana
José Iannacone
author_sort Lorena Alvariño
collection DOAJ
description Abstract Multi-species tests in bioassays offer a holistic view of the ecosystem’s response to toxicity, as different species display varying sensitivities to pollutants. This research aimed to assess the ability of toxicity tests’ to distinguish contamination levels, examine site-specific effects, and investigate seasonal variability. Using a multispecies approach (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra), bioassays evaluated marine water quality from Callao Bay in Peru across four sampling areas (Naval School: PA1, Peruvian Marine Institute: PA2, Callao Pier: PA3, and San Lorenzo Island: PA4). These species, with varying sizes and morphologies, are relevant to marine systems and ideal for multispecies toxicity testing, contributing to broader environmental impact discussions. To conduct toxicity bioassays, seasonal evaluations were performed in fall, winter, spring, and summer. Brine shrimp displayed seasonal variations in toxicity values, with notable mortality rates during winter. Nannochloropsis oceanica was the most sensitive species, showing moderate toxicity across seasons. Areas impacted by pollution sources, such as wastewater and maritime traffic, exhibited the highest toxicity levels (PA3 and PA4). These fluctuations underscore the need to consider seasonal and local conditions when assessing organism sensitivity to seawater contaminants. Additionally, they reveal the complex interplay between environmental factors, water quality, and organism responses in marine ecosystems.
format Article
id doaj-art-3e6a42e2e99c480fa2014811d79269cf
institution OA Journals
issn 2045-2322
language English
publishDate 2025-01-01
publisher Nature Portfolio
record_format Article
series Scientific Reports
spelling doaj-art-3e6a42e2e99c480fa2014811d79269cf2025-08-20T02:36:34ZengNature PortfolioScientific Reports2045-23222025-01-0115111310.1038/s41598-024-85025-4Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, PeruLorena Alvariño0Luz Castañeda1Grober Panduro2Thiago Machado da Silva Acioly3Diego Carvalho Viana4José Iannacone5Animal Ecology and Biodiversity Laboratory (LEBA), Facultad de Ciencias Naturales y Matemática, Grupo de Investigación en Sostenibilidad Ambiental (GISA), Escuela Universitaria de Posgrado, Universidad Nacional Federico VillarrealAnimal Ecology and Biodiversity Laboratory (LEBA), Facultad de Ciencias Naturales y Matemática, Grupo de Investigación en Sostenibilidad Ambiental (GISA), Escuela Universitaria de Posgrado, Universidad Nacional Federico VillarrealFacultad de Ciencias Forestales y Ambientales, Departamento de Conservación de Recursos Naturales, Universidad Nacional de UcayaliMulti-User Laboratories in Postgraduate Research (LAMP), State University of MaranhãoMulti-User Laboratories in Postgraduate Research (LAMP), State University of MaranhãoAnimal Ecology and Biodiversity Laboratory (LEBA), Universidad Nacional Federico VillarrealAbstract Multi-species tests in bioassays offer a holistic view of the ecosystem’s response to toxicity, as different species display varying sensitivities to pollutants. This research aimed to assess the ability of toxicity tests’ to distinguish contamination levels, examine site-specific effects, and investigate seasonal variability. Using a multispecies approach (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra), bioassays evaluated marine water quality from Callao Bay in Peru across four sampling areas (Naval School: PA1, Peruvian Marine Institute: PA2, Callao Pier: PA3, and San Lorenzo Island: PA4). These species, with varying sizes and morphologies, are relevant to marine systems and ideal for multispecies toxicity testing, contributing to broader environmental impact discussions. To conduct toxicity bioassays, seasonal evaluations were performed in fall, winter, spring, and summer. Brine shrimp displayed seasonal variations in toxicity values, with notable mortality rates during winter. Nannochloropsis oceanica was the most sensitive species, showing moderate toxicity across seasons. Areas impacted by pollution sources, such as wastewater and maritime traffic, exhibited the highest toxicity levels (PA3 and PA4). These fluctuations underscore the need to consider seasonal and local conditions when assessing organism sensitivity to seawater contaminants. Additionally, they reveal the complex interplay between environmental factors, water quality, and organism responses in marine ecosystems.https://doi.org/10.1038/s41598-024-85025-4Acute bioassayAquatic toxicityEcotoxicologyHeavy metalsPollution
spellingShingle Lorena Alvariño
Luz Castañeda
Grober Panduro
Thiago Machado da Silva Acioly
Diego Carvalho Viana
José Iannacone
Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
Scientific Reports
Acute bioassay
Aquatic toxicity
Ecotoxicology
Heavy metals
Pollution
title Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
title_full Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
title_fullStr Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
title_full_unstemmed Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
title_short Use of multispecies (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra) approach to assess the quality of marine water from Callao Bay, Peru
title_sort use of multispecies nannochloropsis oceanica artemia franciscana and arbacia nigra approach to assess the quality of marine water from callao bay peru
topic Acute bioassay
Aquatic toxicity
Ecotoxicology
Heavy metals
Pollution
url https://doi.org/10.1038/s41598-024-85025-4
work_keys_str_mv AT lorenaalvarino useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu
AT luzcastaneda useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu
AT groberpanduro useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu
AT thiagomachadodasilvaacioly useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu
AT diegocarvalhoviana useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu
AT joseiannacone useofmultispeciesnannochloropsisoceanicaartemiafranciscanaandarbacianigraapproachtoassessthequalityofmarinewaterfromcallaobayperu