S184100100_LEVE_BATHY English utf8 LEVES_BATHY_AVANT_1970.xml dataset Jeu de données Shom +33 (0)2 56.31.23.12 +33 (0)2 56.31.25.80 13, rue du Chatellier CS92803 BREST CEDEX 2 29228 France data-support@shom.fr https://www.shom.fr/ 2025-11-25T16:09:00 ISO 19115:2003/19139 1.0 utf8 surface 2 point false WGS 84 (EPSG:4326) Bathymetric dataset S184100100 Levé bathymétrique S184100100 S184100100 2024-07-02 revision http://www.shom.fr/BATHYMETRIE/LEVES_BATHY_AVANT_1970/S184100100 Shom +33 (0)2 56.31.23.12 +33 (0)2 56.31.25.80 13, rue du Chatellier CS92803 BREST CEDEX 2 29228 France bps@shom.fr http://www.shom.fr/ originator Bathymetric datasets are an extraction of surveys belonging to the Shom public database. For depth up to 50m, the vertical precision of soundings varies from 30cm to 1m and the horizontal precision varies from 1 to 20m. In deep ocean, the vertical precision is mainly around 1 or 2% of the bottom depth. It is sometimes more, it depends on the technology used. The data are referenced to ZH which is assimilated to LAT. Data are corrected for sound velocity variations. Data are acquired during the campaign S184100100 (http://dx.doi.org/10.17183/S184100100). // Instruments: Plomb de sonde // Number of soundings: 2921 Les levés bathymétriques sont des semis de sondes issus de levés provenant de la base des données diffusables par le Shom. Pour les fonds jusqu à 50m, la précision verticale des sondes varie de 30cm à 1m et la précision planimétrique de 1 à 20m. Au-delà, dans les grands fonds, la précision verticale est majoritairement de l ordre de 1 à 2% de la profondeur du fond. Parfois, elle est plus élevée selon la technologie utilisée. Les données sont référencées au ZH qui est assimilé à la Plus Basse Mer Astronomique (PBMA). Les données sont corrigées des variations de la célérité du son dans l eau. Les données proviennent de la campagne S184100100 (http://dx.doi.org/10.17183/S184100100). // Instruments: Plomb de sonde // Nombre de sondes: 2921 Shom +33 (0)2 56.31.23.12 +33 (0)2 56.31.25.80 13, rue du Chatellier CS92803 BREST CEDEX 2 29228 France bps@shom.fr http://www.shom.fr/ custodian asNeeded https://services.data.shom.fr/static/imagettes/LEVES_BATHY_AVANT_1970_PACK_DL/S184100100.png thumbnail png Bathymetry and Elevation Bathymétrie et altitude parameter SeaDataNet Parameter Discovery Vocabulary P02 2022-05-04 revision 120 http://www.seadatanet.org/urnurl/SDN:P02 plummets plomb de sonde instrument SeaDataNet device categories L05 2021-06-15 revision 81 http://www.seadatanet.org/urnurl/SDN:L05 research vessel navire océanographique platform_class SeaVoX Platform Categories L06 2021-03-25 revision 17 http://www.seadatanet.org/urnurl/SDN:L06 Bathymetric Dataset are available under Open License (version 2.0 - April 2017), Etalab mission Les levés bathymétriques sont diffusés sous Licence ouverte (version 2.0 d'avril 2017), définie par la mission Etalab Quote the source as follows: "Shom, bathymetric dataset. DOI: http://dx.doi.org/10.17183/S184100100" Citer la source de la manière suivante: "Shom, levé bathymétrique. DOI: http://dx.doi.org/10.17183/S202001900" Product not certified for navigation Ne pas utiliser pour la navigation Open License (version 2.0 - April 2017), Etalab mission Licence ouverte (version 2.0 d'avril 2017), définie par la mission Etalab Open License (version 2.0 - April 2017), Etalab mission Licence ouverte (version 2.0 d'avril 2017), définie par la mission Etalab No public access restrictions. Pas de restriction d'accès public. English utf8 oceans 5.2796833 5.3743833 43.2573333 43.31465 Coverage polygon 5.368953575056267 43.268499348667646 5.369082199999999 43.2685606 5.369126423722398 43.26842156697863 5.3710508 43.2675556 5.369883427596484 43.26619994646438 5.3707272999999995 43.266028399999996 5.371385399999999 43.265026999999996 5.3716715 43.2644118 5.372558499999999 43.2647123 5.3727445 43.2644261 5.3737601999999995 43.2623232 5.3727874 43.261479099999995 5.372791490938154 43.261471197568234 5.373505582903895 43.26023430381742 5.3745185 43.2599054 5.3745614 43.2595764 5.374030346755187 43.25932534928572 5.3742803 43.2588924 5.369256699999999 43.256944499999996 5.3624389 43.2572008 5.3530069 43.257457099999996 5.3439849 43.2564832 5.3439336 43.263762199999995 5.3397302 43.2640186 5.330041899999999 43.258072299999995 5.3259922 43.257098299999996 5.320712299999999 43.2568933 5.3206611 43.258123499999996 5.3236855 43.2603278 5.3254795999999995 43.2628395 5.3257872 43.275911099999995 5.3246082 43.2772952 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1841-01-01T00:00:00 1841-12-30T00:00:00 0.31999999284744263 75.040000915527344 vertical-crs-id-0 not known vertical-cs-01 coordsys-axis0id Z down 15.371944559636649 http://www.seadatanet.org/urnurl/SDN:L11::D01 Lowest Astronomical Tide not known XYZ ASCII 1.0 Shom +33 (0)2 56.31.23.12 +33 (0)2 56.31.25.80 13, rue du Chatellier CS92803 BREST CEDEX 2 29228 France bps@shom.fr http://diffusion.shom.fr/ distributor 0.074999999999999997 https://diffusion.shom.fr WWW:LINK-1.0-http--link Shom marketplace to download surveys Espace de diffusion du Shom pour télécharger les levés Shom marketplace to download surveys Espace de diffusion du Shom pour télécharger les levés https://data.shom.fr WWW:LINK-1.0-http--link Shom Geoportal Portail d information géographique du Shom https://services.data.shom.fr/INSPIRE/wms/v?service=WMS&request=GetCapabilities&version=1.3.0 OGC Web Map Service Service de consultation LEVES_BATHY_AVANT_1970_WMSV Access point WMS Access point WMS http://www.sdn-taskmanager.org/ WWW:LINK-1.0-http--link SeaDataNet web data access with registration dataset Uncertainty_Horizontal 2019-12-05 publication 20 true Uncertainty_Vertical 2019-12-05 publication 1 true Bathymetric datasets, collected before 1970, are historical surveys acquired with leadlines (and single-beam echosounders after 1930-1940). Quality controls and qualification, conducted by the Shom, on these datasets are not exhaustive. Datasets may present significant uncertainties and errors may remain. Ask the data centre for details. Levés bathymétriques collectés avant 1970, données historiques principalement acquises au plomb de sondes (et au sondeur monofaisceau après 1930-1940). Le contrôle et la qualification conduits par le Shom sur ces données ne sont pas exhaustifs. Les données peuvent présenter des incertitudes importantes et des erreurs peuvent subsister. Metadata publicly available Métadonnées publiques et gratuites