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  • 1
    Publication Date: 2023-07-11
    Description: The stations were sampled along the French Mediterranean coast in spring (March-April) 2015 onboard the RV Europe. Bottom sediment at 28 stations (11 to 64 m water depth) was sampled using a Reineck box-corer. Three replicates (“a”, “b”, “c”; different box-corer launches) were done at each station. Each box-corer was sub-cored with a 7.4 cm diameter tube. Only the first top centimetre was preserved in 96% ethanol and stained with 2 g/L Rose Bengal. At the laboratory, after minimum two weeks each sample was washed through four sieves of 63, 125, 150, and 500 µm mesh sizes. Living (stained) benthic foraminifera from the 125-150 µm and 150-500 µm were collected under stereomicroscope and preserved in micropaleontological slides. Taxonomical recognition was done to the species level. The presented data in the table indicate the raw densities of foraminifera sorted per sample. The exact volume of sampled sediment was measured for each sample. Some samples were treated with Sodium Polytungstate (SPT) to separate benthic foraminifera from the sediment. The SPT density is indicated for each treated sample.
    Keywords: according to Parent et al., 2018; Adelosina elegans; Adelosina ferussaci; Adelosina longirostra; Adelosina mediterranensis; Adelosina sp.; Agde Ouest; Aléria (Tavignano); Ammodiscus planus; Ammodiscus sp.; Ammoglobigerina globigeriniformis; Ammoglobigerina sp.; Ammolagena clavata; Ammonia beccarii forma beccarii; Ammonia beccarii forma inflata; Ammonia parkinsoniana forma parkinsoniana; Ammonia parkinsoniana forma tepida; Ammonia perlucida; Ammonia sp.; Ammoscalaria pseudospiralis; Ammoscalaria sp.; Ammoscalaria tenuimargo; Amphicoryna scalaris; Amphicoryna sp.; Antibes Nord; Antibes Sud; Astacolus insolitus; Asterigerinata adriatica; Asterigerinata mamilla; Astrononion stelligerum; BCR; Beauduc; Benthic foraminifera; Benthic foraminifera assemblages; Bigenerina nodosaria; Biloculinella irregularis; Biloculinella labiata; Bolivina dilatata; Bolivina pseudoplicata; Bolivina pygmaea; Bolivina sp.; Bolivina spathulata; Bolivina striatula; Bolivina subaenariensis; Bolivina variabilis; Bonifacio; Box corer (Reineck); Buccella granulata; Buccella sp.; Bulimina aculeata forma aculeata; Bulimina aculeata forma elongata; Bulimina aculeata forma gibba; Bulimina costata; Bulimina marginata; Bulimina sp.; Buliminella elegantissima; Calvi (Revellata); Cancris auriculus; Cap Canaille; Cargèse; Carry; Cassidulina carinata; Cassidulina oblonga; Cassidulinoides bradyi; Chilostomella ovoidea; Cibicidella variabilis; Cibicides lobatulus; Cibicides refulgens; Cibicides sp.; Cibicidoides pseudoungerianus; Clavulina cylindrica; Collioure; Core diameter; Cornuspira involvens; Cornuspira sp.; Cornuspiroides striolata; Cribrostomoides jeffreysii; Cribrostomoides sp.; Cribrostomoides subglobosum; Cycloforina sp.; Cycloforina tenuicollis; Date/Time of event; DCE_4-1; DCE_4-1_Agde_Ouest; DCE_4-1_Aleria; DCE_4-1_Antibes_Nord; DCE_4-1_Antibes_Sud; DCE_4-1_Beauduc; DCE_4-1_Bonifacio; DCE_4-1_Calvi; DCE_4-1_Cap_Canaille; DCE_4-1_Cargese; DCE_4-1_Carry; DCE_4-1_Collioure; DCE_4-1_Faraman; DCE_4-1_Figari_Bruzzi; DCE_4-1_Fos; DCE_4-1_Frejus; DCE_4-1_Grau_du_Roi; DCE_4-1_Gruissan; DCE_4-1_Ile_Embiez; DCE_4-1_Ile_Maire; DCE_4-1_Leucate; DCE_4-1_Marseille_Grande_Rade; DCE_4-1_Menton; DCE_4-1_Nice_Ville; DCE_4-1_Pampelonne; DCE_4-1_Porquerolles; DCE_4-1_Santa_Giulia; DCE_4-1_Toulon_Grande_Rade_2; DCE_4-1_Villefranche; Dentalina bradyensis; Dentalina sp.; Dentalina subsoluta; Depth, bottom/max; DEPTH, sediment/rock; Depth, top/min; Deuterammina dublinensis; Deuterammina sp.; Discorbinella bertheloti; Discorbinella sp.; Discorbis sp.; Eggerella scabra; Eggerella sp.; Elevation of event; Elphidium advenum; Elphidium bartletti; Elphidium complanatum; Elphidium crispum; Elphidium gerthi; Elphidium granosum; Elphidium incertum; Elphidium macellum; Elphidium poeyanum forma decipiens; Elphidium sp.; Elphidium williamsoni; Eponides sp.; Europe; Event label; Faraman; Figari Bruzzi; Fissurina lucida; Fissurina orbignyana; Fissurina quadrata; Fissurina sp.; Fissurina staphyllearia; Foraminifera, benthic agglutinated indeterminata; Foraminifera, benthic hyaline, indeterminata; Foraminifera, benthic porcelaneous indeterminata; Foraminiferal abundance; Fos; Fréjus (St Raphael); Fursenkoina acuta; Fursenkoina complanata; Fursenkoina sp.; Gavelinopsis praegeri; Gavelinopsis sp.; Glandulina laevigata; Glandulina ovula; Glandulina sp.; Globobulimina affinis; Globobulimina sp.; Globocassidulina subglobosa; Globulina myristiformis; Glomospira gordialis; Glomospira sp.; Grau du Roi; Gruissan; Guttulina sp.; Gyroidina sp.; Gyroidina umbonata; Hanzawaia boueana; Hanzawaia sp.; Haplophragmoides canariensis; Haplophragmoides sp.; Haynesina germanica; Haynesina sp.; Hoeglundina elegans; Hormosinella cf. distans; Hormosinella guttifera; Hormosinella sp.; Hyalinonetrion gracillimum; Ile Embiez; Ile Maire; Labrospira kosterensis; Labrospira sp.; Lachlanella undulata; Lagena elongata; Lagena hexagona; Lagenammina atlantica; Lagenammina difflugiformis; Lagenammina sp.; Lagena semistriata; Lagena sp.; Lagena striata; Lagena strumosa; Lagena sulcata; Lagnea sp.; Latitude of event; Lenticulina cf. calcar; Lenticulina orbicularis; Lenticulina peregrina; Lenticulina sp.; Lenticulina vortex; Leptohalysis scotti; Leucate; Living compartment; Longitude of event; Marseille Grande Rade; Mediterranean; Mediterranean Sea France; Melonis barleeanus; Melonis sp.; Menton; Method comment; Miliammina fusca; Miliolida; Miliolinella cf. hybrida; Miliolinella dilatata; Miliolinella elongata; Miliolinella semicostata; Miliolinella sp.; Miliolinella subrotunda; Miliolinella webbiana; Neoconorbina sp.; Neoconorbina terquemi; Nice Ville; Nodosaria sp.; Nonion depressulum; Nonionella cf. turgida; Nonionella sp.; Nonionella stella; Nonionella turgida; Nonionoides grateloupii; Nonion scaphum; Nonion sp.; Nouria cf. polymorphinoides; Nouria polymorphinoides; Nummoloculina sp.; Oolina acuticosta; Oolina sp.; Optional event label; Pampelonne; Parafissurina lateralis forma carinata; Patellina corrugata; Peneroplis pertusus; Planorbulina mediterranensis; Polymorphina sp.; Porosononion sp.; Porquerolles; Psammosphaera fusca; Psammosphaera sp.; Pseudobolivina sp.; Pseudoeponides falsobeccarii; Pseudotriloculina cyclostoma; Pyrgo anomala; Pyrgo depressa; Pyrgo elongata; Quinqueloculina aspera; Quinqueloculina bosciana; Quinqueloculina cf. laevigata; Quinqueloculina costata; Quinqueloculina eburnea; Quinqueloculina laevigata; Quinqueloculina lamarckiana; Quinqueloculina parvula; Quinqueloculina pygmaea; Quinqueloculina seminulum; Quinqueloculina seminulum forma longa; Quinqueloculina sp.; Quinqueloculina spp.; Quinqueloculina stalkeri; Quinqueloculina stelligera; Rectuvigerina phlegeri; Recurvoides sp.; Reophax bilocularis; Reophax cf. scorpiurus; Reophax fusiformis; Reophax fusiformis forma calcareus; Reophax micaceus; Reophax nana; Reophax scorpiurus; Reophax sp.; Reophax spp.; Reophax subfusiformis; Replicate; Reussella spinulosa; Robertinoides bradyi; Rosalina bradyi; Rosalina globularis; Rosalina sp.; Rosalina vilardeboana; Rose Bengal-stained; Saidovina karreriana; Sample volume; Santa Giulia; Scutuloris sp.; Sigmavirgulina tortuosa; Sigmoilina grata; Sigmoilina sp.; Sigmoilinita sp.; Siphonaperta agglutinans; Siphonaperta horrida; Siphonaperta sp.; Siphonina reticulata; Siphotextularia concava; Siphotextularia sp.; Size fraction; Spirillina sp.; Spirillina vivipara; Spiroloculina corrugata; Spiroloculina elevata; Spiroloculina excavata; Spiroloculina grateloupi; Spiroloculina sp.; Spiroloculina tenuiseptata; Spiroplectammina earlandi; Stainforthia fusiformis; Stainforthia sp.; Stereomicroscopy; Stomatorbina concentrica; Technitella legumen; Textularia agglutinans; Textularia conica; Textularia porrecta; Textularia sagittula; Textularia sp.; Tortoplectella rhomboidalis; Toulon Grande Rade 2; Tretomphalus concinnus; Trifarina angulosa; Trifarina carinata; Triloculina oblonga; Triloculina plicata; Triloculina sp.; Triloculina tricarinata; Triloculina trigonula; Triloculinella sp.; Tritaxis sp.; Trochammina sp.; Trochamminula sp.; Usbekistania charoides; Uvigerina mediterranea; Uvigerina peregrina; Valvulineria bradyana; Valvulineria minuta; Vertebralina sp.; Villefranche; Webbinella hemisphaerica; Wellmanellinella striata; Wiesnerella auriculata
    Type: Dataset
    Format: text/tab-separated-values, 53592 data points
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  • 2
    Publication Date: 2024-02-19
    Description: 〈jats:p〉Human activities in coastal areas have intensified over the last 200 years, impacting also high-latitude regions such as the Baltic Sea. Benthic foraminifera, protists often with calcite shells (tests), are typically well preserved in marine sediments and known to record past bottom-water conditions. Morphological analyses of marine shells acquired by microcomputed tomography (µCT) have made significant progress toward a better understanding of recent environmental changes. However, limited access to data processing and a lack of guidelines persist when using open-source software adaptable to different microfossil shapes. This study provides a post-data routine to analyze the entire test parameters: average thickness, calcite volume, calcite surface area, number of pores, pore density, and calcite surface area/volume ratio. A case study was used to illustrate this method: 3D time series (i.e., 4D) of 〈jats:italic〉Elphidium clavatum〈/jats:italic〉 specimens recording environmental conditions in the Baltic Sea entrance from the period early industrial (the 1800s) to present-day (the 2010 s). Long-term morphological trends in the foraminiferal record revealed that modern specimens have ∼28% thinner tests and ∼91% more pores than their historic counterparts. However, morphological variability between specimens and the BFAR (specimens cm〈jats:sup〉−2〈/jats:sup〉 yr〈jats:sup〉−1〈/jats:sup〉) in 〈jats:italic〉E. clavatum〈/jats:italic〉 were not always synchronous. While the BFAR remained unchanged, morphological variability was linked to natural environmental fluctuations in the early industrial period and the consequences of anthropogenic climate change in the 21st century. During the period 1940–2000 s, the variations in BFAR were synchronous with morphological variability, revealing both the effects of the increase in human activities and major hydrographic changes. Finally, our interpretations, based on 〈jats:italic〉E. clavatum〈/jats:italic〉 morphological variations, highlight environmental changes in the Baltic Sea area, supporting those documented by the foraminiferal assemblages.〈/jats:p〉
    Repository Name: EPIC Alfred Wegener Institut
    Type: Article , isiRev
    Format: application/pdf
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