DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx
Dissolved oxygen (DO), an important water-quality parameter required to support aquatic life, is a critical factor for determining the general biological health of the aquatic ecosystem, and the concentration of DO is a critical factor in determining salmon growth and welfare. This study used longit...
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ftfrontimediafig:oai:figshare.com:article/24957243 2024-09-09T19:30:49+00:00 DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx Jaewoon Jeong Babafela Awosile Krishna K. Thakur Henrik Stryhn Brad Boyce Raphael Vanderstichel 2024-01-08T05:10:43Z https://doi.org/10.3389/fmars.2023.1289375.s001 https://figshare.com/articles/dataset/DataSheet_1_Longitudinal_dissolved_oxygen_patterns_in_Atlantic_salmon_aquaculture_sites_in_British_Columbia_Canada_docx/24957243 unknown doi:10.3389/fmars.2023.1289375.s001 https://figshare.com/articles/dataset/DataSheet_1_Longitudinal_dissolved_oxygen_patterns_in_Atlantic_salmon_aquaculture_sites_in_British_Columbia_Canada_docx/24957243 CC BY 4.0 Oceanography Marine Biology Marine Geoscience Biological Oceanography Chemical Oceanography Physical Oceanography Marine Engineering Salmo salar salmon aquaculture hypoxia dissolved oxygen Dataset 2024 ftfrontimediafig https://doi.org/10.3389/fmars.2023.1289375.s001 2024-08-19T06:19:47Z Dissolved oxygen (DO), an important water-quality parameter required to support aquatic life, is a critical factor for determining the general biological health of the aquatic ecosystem, and the concentration of DO is a critical factor in determining salmon growth and welfare. This study used longitudinal DO concentration, recorded hourly from 21 aquaculture sites, each with loggers in three separate cages, in four areas in British Columbia, Canada, between 2015 and 2017. The measurements were evaluated based on the recommended DO concentrations for protection of salmonids from hypoxia. Using a two-stage time-series analysis, we described variations in DO concentrations measured over the study period and their associations with environmental factors. Based on the water quality criteria for DO concentration, 42.3, 56.5, and 1.2% of the hourly DO data from the overall 21 aquaculture sites were classified as ‘optimal’, ‘sub-optimal’, and ‘stressed’, respectively. The frequency of hypoxic episodes differed substantially among seasons, aquaculture sites and even among cages within sites. The effects of environmental variables on DO concentration had markedly different patterns depending on the season. Significant associations with DO concentrations were observed for temperatures in the summer and winter months, and both wind direction and remotely-sensed estimated absorption from phytoplankton [a ph (443)] in the winter months. The time-series regression model results showed overall (year-round) associations of temperature, wind speed, and a ph (443) with DO concentrations. Describing DO measurements at these aquaculture sites provided an understanding of how much they deviated from the recommended DO concentrations, as well as provide baseline information for future water resource planning, including continued and improved water quality monitoring in aquaculture areas. Dataset Atlantic salmon Salmo salar Frontiers: Figshare British Columbia ENVELOPE(-125.003,-125.003,54.000,54.000) Canada |
institution |
Open Polar |
collection |
Frontiers: Figshare |
op_collection_id |
ftfrontimediafig |
language |
unknown |
topic |
Oceanography Marine Biology Marine Geoscience Biological Oceanography Chemical Oceanography Physical Oceanography Marine Engineering Salmo salar salmon aquaculture hypoxia dissolved oxygen |
spellingShingle |
Oceanography Marine Biology Marine Geoscience Biological Oceanography Chemical Oceanography Physical Oceanography Marine Engineering Salmo salar salmon aquaculture hypoxia dissolved oxygen Jaewoon Jeong Babafela Awosile Krishna K. Thakur Henrik Stryhn Brad Boyce Raphael Vanderstichel DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
topic_facet |
Oceanography Marine Biology Marine Geoscience Biological Oceanography Chemical Oceanography Physical Oceanography Marine Engineering Salmo salar salmon aquaculture hypoxia dissolved oxygen |
description |
Dissolved oxygen (DO), an important water-quality parameter required to support aquatic life, is a critical factor for determining the general biological health of the aquatic ecosystem, and the concentration of DO is a critical factor in determining salmon growth and welfare. This study used longitudinal DO concentration, recorded hourly from 21 aquaculture sites, each with loggers in three separate cages, in four areas in British Columbia, Canada, between 2015 and 2017. The measurements were evaluated based on the recommended DO concentrations for protection of salmonids from hypoxia. Using a two-stage time-series analysis, we described variations in DO concentrations measured over the study period and their associations with environmental factors. Based on the water quality criteria for DO concentration, 42.3, 56.5, and 1.2% of the hourly DO data from the overall 21 aquaculture sites were classified as ‘optimal’, ‘sub-optimal’, and ‘stressed’, respectively. The frequency of hypoxic episodes differed substantially among seasons, aquaculture sites and even among cages within sites. The effects of environmental variables on DO concentration had markedly different patterns depending on the season. Significant associations with DO concentrations were observed for temperatures in the summer and winter months, and both wind direction and remotely-sensed estimated absorption from phytoplankton [a ph (443)] in the winter months. The time-series regression model results showed overall (year-round) associations of temperature, wind speed, and a ph (443) with DO concentrations. Describing DO measurements at these aquaculture sites provided an understanding of how much they deviated from the recommended DO concentrations, as well as provide baseline information for future water resource planning, including continued and improved water quality monitoring in aquaculture areas. |
format |
Dataset |
author |
Jaewoon Jeong Babafela Awosile Krishna K. Thakur Henrik Stryhn Brad Boyce Raphael Vanderstichel |
author_facet |
Jaewoon Jeong Babafela Awosile Krishna K. Thakur Henrik Stryhn Brad Boyce Raphael Vanderstichel |
author_sort |
Jaewoon Jeong |
title |
DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
title_short |
DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
title_full |
DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
title_fullStr |
DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
title_full_unstemmed |
DataSheet_1_Longitudinal dissolved oxygen patterns in Atlantic salmon aquaculture sites in British Columbia, Canada.docx |
title_sort |
datasheet_1_longitudinal dissolved oxygen patterns in atlantic salmon aquaculture sites in british columbia, canada.docx |
publishDate |
2024 |
url |
https://doi.org/10.3389/fmars.2023.1289375.s001 https://figshare.com/articles/dataset/DataSheet_1_Longitudinal_dissolved_oxygen_patterns_in_Atlantic_salmon_aquaculture_sites_in_British_Columbia_Canada_docx/24957243 |
long_lat |
ENVELOPE(-125.003,-125.003,54.000,54.000) |
geographic |
British Columbia Canada |
geographic_facet |
British Columbia Canada |
genre |
Atlantic salmon Salmo salar |
genre_facet |
Atlantic salmon Salmo salar |
op_relation |
doi:10.3389/fmars.2023.1289375.s001 https://figshare.com/articles/dataset/DataSheet_1_Longitudinal_dissolved_oxygen_patterns_in_Atlantic_salmon_aquaculture_sites_in_British_Columbia_Canada_docx/24957243 |
op_rights |
CC BY 4.0 |
op_doi |
https://doi.org/10.3389/fmars.2023.1289375.s001 |
_version_ |
1809899799853400064 |