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Data Publisher for Earth & Environmental Science

Torre, Luciana; Tatián, Marcos; Momo, Fernando; Sahade, Ricardo José (2020): Antarctic ascidians respiration rate under increasing sedimentation [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.925202

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Abstract:
The file includes the respiration rate (milligrams of Oxygen per gram of dry mass (without tunic) per day) of three antarctic solitary ascidians (Cnemidocarpa verrucosa, Molgula pedunculata and Ascidia challengeri) under increasing sediment concentrations (from natural seston (NS) to NS + Additional Suspended particulate matter (SPM) from 5 to 400 mg/L). Individuals were sampled carefully by SCUBA diving during austral summer 2006-2007 in Potter Cove (58°43'5.214"W; 62°14'24.184"S) at 20 m depth. Experiments where performed after acclimation to aquarium conditions in the Dallmann laboratory on Carlini station (58°43'5.214"W; 62°14'24.184"S).
Keyword(s):
Antarctica; ascidians; invertebrates; metabolism; Respiration rate; sedimentation
Related to:
Torre, Luciana; Servetto, Natalia; Eöry, Matias Leonel; Momo, Fernando; Tatián, Marcos; Abele, Doris; Sahade, Ricardo José (2012): Respiratory responses of three Antarctic ascidians and a sea pen to increased sediment concentrations. Polar Biology, 35(11), 1743-1748, https://doi.org/10.1007/s00300-012-1208-1
Coverage:
Latitude: -62.240050 * Longitude: -58.718110
Minimum Elevation: -20.0 m * Maximum Elevation: -20.0 m
Event(s):
PotterCove_SCUBA_06-07 * Latitude: -62.240050 * Longitude: -58.718110 * Elevation: -20.0 m * Location: Potter Cove, King George Island, Antarctic Peninsula * Method/Device: Sampling by diver (DIVER) * Comment: sampled in austral summer 2006-2007
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1SpeciesSpeciesTorre, Luciana
2Experimental treatmentExp treatTorre, Luciana
3Specimen identificationSpec IDTorre, Luciana
4Metabolic rate of oxygen per dry massMR O2 dmmg/g/dayTorre, Luciana
Size:
770 data points

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