Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season

In the 1976-77 austral summer, the distribution of nutrient matters was studied for the waters of Home Lake at Cape Royds of Ross Island, Lake Vanda in the Wright Valley, Lake Bonney in the Taylor Valley and Lake Joyce in the Pearse Valley in the dry valleys of Victoria Land in the Antarctic. High c...

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Main Authors: Genki Matsumoto, Yoshiki Tanaka, Tetsuya Torii
Format: Article
Language:English
Published: National Institute of Polar Research 1982-02-01
Series:Antarctic Record
Online Access:https://doi.org/10.15094/00008287
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author Genki Matsumoto
Yoshiki Tanaka
Tetsuya Torii
author_facet Genki Matsumoto
Yoshiki Tanaka
Tetsuya Torii
author_sort Genki Matsumoto
collection DOAJ
description In the 1976-77 austral summer, the distribution of nutrient matters was studied for the waters of Home Lake at Cape Royds of Ross Island, Lake Vanda in the Wright Valley, Lake Bonney in the Taylor Valley and Lake Joyce in the Pearse Valley in the dry valleys of Victoria Land in the Antarctic. High concentration of PO_4-P was found in Home Lake, reflecting presumably the influence of the excretions of the Adelie penguin and the skua around the lake. In general, the vertical distribution pattern of nutrient matters in Lakes Vanda and Bonney was similar to those revealed by the previous studies, although the contents of NH_4-N in the lakes were considerably different from those of the previous works. In addition, high contents of inorganic nitrogen components (NO_3-N and NH_4-N) were found in Lake Joyce. This result is consistent with that inorganic nitrogen components in the lakes of the dry valleys are generally abundant. These nitrogen components were thought to be supplied by glacial meltwater and from lake sediment. However, the studies on the analytical methods should further be required for the determination of NH_4-N and PO_4-P in highly saline waters.
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spelling doaj.art-cd9dda80636a4e0683118f156e5369382022-12-21T18:51:05ZengNational Institute of Polar ResearchAntarctic Record0085-72892432-079X1982-02-017410911810.15094/00008287Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer seasonGenki Matsumoto0Yoshiki Tanaka1Tetsuya Torii2Department of Chemistry, Faculty of Science, Tokyo Metroporitan UniversityChiba Institute of TechnologyChiba Institute of TechnologyIn the 1976-77 austral summer, the distribution of nutrient matters was studied for the waters of Home Lake at Cape Royds of Ross Island, Lake Vanda in the Wright Valley, Lake Bonney in the Taylor Valley and Lake Joyce in the Pearse Valley in the dry valleys of Victoria Land in the Antarctic. High concentration of PO_4-P was found in Home Lake, reflecting presumably the influence of the excretions of the Adelie penguin and the skua around the lake. In general, the vertical distribution pattern of nutrient matters in Lakes Vanda and Bonney was similar to those revealed by the previous studies, although the contents of NH_4-N in the lakes were considerably different from those of the previous works. In addition, high contents of inorganic nitrogen components (NO_3-N and NH_4-N) were found in Lake Joyce. This result is consistent with that inorganic nitrogen components in the lakes of the dry valleys are generally abundant. These nitrogen components were thought to be supplied by glacial meltwater and from lake sediment. However, the studies on the analytical methods should further be required for the determination of NH_4-N and PO_4-P in highly saline waters.https://doi.org/10.15094/00008287
spellingShingle Genki Matsumoto
Yoshiki Tanaka
Tetsuya Torii
Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
Antarctic Record
title Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
title_full Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
title_fullStr Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
title_full_unstemmed Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
title_short Nutrient matters in saline lakes of McMurdo Oasis in the 1976-77 summer season
title_sort nutrient matters in saline lakes of mcmurdo oasis in the 1976 77 summer season
url https://doi.org/10.15094/00008287
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AT tetsuyatorii nutrientmattersinsalinelakesofmcmurdooasisinthe197677summerseason