Satellite Remote Sensing Signatures of the Major Baltic Inflows

Variability of sea level in the North and Baltic Seas, enforced by weather patterns, affects the intensity of water exchange between these seas. Transfer of salty water from the North Sea is very important for the hydrography of the Baltic Sea. The volume of inflowing salty water can occasionally in...

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Main Authors: Malgorzata Stramska, Paulina Aniskiewicz
Format: Article
Language:English
Published: MDPI AG 2019-04-01
Series:Remote Sensing
Subjects:
Online Access:https://www.mdpi.com/2072-4292/11/8/954
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author Malgorzata Stramska
Paulina Aniskiewicz
author_facet Malgorzata Stramska
Paulina Aniskiewicz
author_sort Malgorzata Stramska
collection DOAJ
description Variability of sea level in the North and Baltic Seas, enforced by weather patterns, affects the intensity of water exchange between these seas. Transfer of salty water from the North Sea is very important for the hydrography of the Baltic Sea. The volume of inflowing salty water can occasionally increase remarkably. Such incidents, called the Major Baltic Inflows (MBIs), are unpredictable, of relatively short duration, and difficult to observe using in situ data. We have shown that remote sensing altimetry can be used as a complementary source of information about the MBI events. The advantage of using such data is that large-scale spatial information about SLA is available with daily resolution. We have described changes in SLA during several MBI events observed in 1993–2017. The net volume of water transported into the Baltic Sea varied between the events due to differences in atmospheric forcing. Based on SLA data, the largest inflow of water happened during the 2014 MBI. This is in agreement with previously published results, based on in situ data.
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spelling doaj.art-cfd745ce281f4850a026243137c0a1ad2022-12-21T20:04:20ZengMDPI AGRemote Sensing2072-42922019-04-0111895410.3390/rs11080954rs11080954Satellite Remote Sensing Signatures of the Major Baltic InflowsMalgorzata Stramska0Paulina Aniskiewicz1Institute of Oceanology, Polish Academy of Sciences, Sopot 81-712, PolandInstitute of Oceanology, Polish Academy of Sciences, Sopot 81-712, PolandVariability of sea level in the North and Baltic Seas, enforced by weather patterns, affects the intensity of water exchange between these seas. Transfer of salty water from the North Sea is very important for the hydrography of the Baltic Sea. The volume of inflowing salty water can occasionally increase remarkably. Such incidents, called the Major Baltic Inflows (MBIs), are unpredictable, of relatively short duration, and difficult to observe using in situ data. We have shown that remote sensing altimetry can be used as a complementary source of information about the MBI events. The advantage of using such data is that large-scale spatial information about SLA is available with daily resolution. We have described changes in SLA during several MBI events observed in 1993–2017. The net volume of water transported into the Baltic Sea varied between the events due to differences in atmospheric forcing. Based on SLA data, the largest inflow of water happened during the 2014 MBI. This is in agreement with previously published results, based on in situ data.https://www.mdpi.com/2072-4292/11/8/954Baltic Seasatellite oceanographysatellite altimetrysea levelwater exchangeMajor Baltic Inflows
spellingShingle Malgorzata Stramska
Paulina Aniskiewicz
Satellite Remote Sensing Signatures of the Major Baltic Inflows
Remote Sensing
Baltic Sea
satellite oceanography
satellite altimetry
sea level
water exchange
Major Baltic Inflows
title Satellite Remote Sensing Signatures of the Major Baltic Inflows
title_full Satellite Remote Sensing Signatures of the Major Baltic Inflows
title_fullStr Satellite Remote Sensing Signatures of the Major Baltic Inflows
title_full_unstemmed Satellite Remote Sensing Signatures of the Major Baltic Inflows
title_short Satellite Remote Sensing Signatures of the Major Baltic Inflows
title_sort satellite remote sensing signatures of the major baltic inflows
topic Baltic Sea
satellite oceanography
satellite altimetry
sea level
water exchange
Major Baltic Inflows
url https://www.mdpi.com/2072-4292/11/8/954
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