Chlorophyll a concentrations from leads, melt ponds and under ice sampling during the MOSAiC expedition (PS122) in the Central Arctic Ocean 2019-2020
Hoppe, Clara Jule Marie; Heitmann, Laura; Brenneis, Tina; Terbrüggen, Anja; Vortkamp, Martina; Fong, Allison A; Creamean, Jessie; Rember, Robert; Oggier, Marc; Eggers, Lena; Castellani, Giulia; Olsen, Lasse Mørk; Torstensson, Anders; Balmonte, John Paul; Gardner, Jessie; Müller, Oliver; Chamberlain, Emelia; Bozzato, Deborah; Dietrich, Ulrike; Droste, Elise Sayana; Nomura, Daiki; Webb, Alison L; Schmidt, Katrin; Zhuang, Yanpei
Hoppe, Clara Jule Marie; Heitmann, Laura; Brenneis, Tina; Terbrüggen, Anja; Vortkamp, Martina; Fong, Allison A; Creamean, Jessie; Rember, Robert; Oggier, Marc; Eggers, Lena; Castellani, Giulia; Olsen, Lasse Mørk; Torstensson, Anders; Balmonte, John Paul; Gardner, Jessie; Müller, Oliver; Chamberlain, Emelia; Bozzato, Deborah; Dietrich, Ulrike; Droste, Elise Sayana; Nomura, Daiki; Webb, Alison L; Schmidt, Katrin; Zhuang, Yanpei (2024): Chlorophyll a concentrations from leads, melt ponds and under ice sampling during the MOSAiC expedition (PS122) in the Central Arctic Ocean 2019-2020 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.972802

ELEVATION: -4228.1 m
O2A REGISTRY URI: https://registry.o2a-data.de/items/3150
CAMPAIGN: PS122/1 (MOSAiC20192020)
BASIS: Polarstern
METHOD/DEVICE: Bucket water sampling (BUCKET)
COMMENT: Lead sampling, port side of PS, lead is ~ 5 m wide; Thin ice sampling with hands, ladle, and small bottles; First day of lead sampling; collected sea ice pieces and direct under-ice waters using small bottles.

ELEVATION: -4253.2 m
O2A REGISTRY URI: https://registry.o2a-data.de/items/3150
CAMPAIGN: PS122/1 (MOSAiC20192020)
BASIS: Polarstern
METHOD/DEVICE: Bucket water sampling (BUCKET)
COMMENT: Lead sampling; ice and seawater; Second day of lead sampling; ice and direct under-ice seawater collected; BGC and ECO properties

O2A REGISTRY URI: https://registry.o2a-data.de/items/5065
LOCATION: Arctic Ocean
CAMPAIGN: PS122/2 (MOSAiC20192020)
BASIS: Polarstern
METHOD/DEVICE: Ice corer (IC)
COMMENT: lead1: lead core halo; lead2: lead core salinity; lead3 be: lead berylium core one; lead4: lead core berylium 2; lead5: lead core berylium 3; lead: BIO1; lead: BIO2; lead: BIO3; Bromo core; CH4 core; ISO core

LOCATION: Arctic Ocean
METHOD/DEVICE: Ice corer (IC)
COMMENT: TEMP: rs temp; SALO18: rs salo18; PERM: rs permitivity

LOCATION: Arctic Ocean
METHOD/DEVICE: Ice corer (IC)
COMMENT: ECO1A: LOG LEAD; ECO1A: STERN LEAD YOUNG; ECO1A: STERN LEAD OLD

COMMENT: DMSP: Lead Fort ridge; HALO: Lead Fort ridge; ECO1A: Lead Fort ridge; DMSP2: Lead Fort ridge; DMSP3: Lead Fort ridge

ELEVATION: -1153.9 m
METHOD/DEVICE: Water sample (WS)
COMMENT: Collection of water at lead site using the bamboo stick with tubing to collect water at 10cm, 95cm and 150cm depth.

METHOD/DEVICE: Water sample (WS)
COMMENT: Collection of water at ECO-lodge during 24h sampling using the bamboo stick with tubing

COMMENT: Collection of water at ECO-lodge during 24h sampling using the bamboo stick with tubing

COMMENT: ECO/BGC water sampling from 20200717 joint ICE/OCEAN/ECO/ATMOS/BGC Lead Survey. Lead A near albedo lines, sampled for ambient CH4, microbial community structure, DMSP/PAM, and ECO parameters at 3 horizons.

COMMENT: ECO/BGC water sampling from 20200717 joint ICE/OCEAN/ECO/ATMOS/BGC Lead Survey. Lead B near Picnic Ridge, sampled for ambient CH4, microbial community structure, DMSP/PAM, and ECO parameters at 3 horizons.

COMMENT: ECO/BGC/ATMOS lead water sampling at 3 horizons. Lead C: between Droneville and ROV Oasis.

COMMENT: ECO/BGC/ATMOS lead water sampling at 3 horizons. Lead A: near albedo lines.

COMMENT: ECO/BGC/ATMOS lead water sampling at 3 horizons. Lead D: near Alli's ridge.

COMMENT: Melt pond station 1, BGC ECO melt pond water sampling

COMMENT: Melt pond station 2, BGC ECO melt pond water sampling

COMMENT: Melt pond station 3, BGC ECO melt pond water sampling

COMMENT: Melt pond station 8, BGC ECO crack water sampling. 30cm, 2m, 4m. 3 layers.

METHOD/DEVICE: Hand pump (HP)
COMMENT: ECO/BGC lead sampling for non-gas parameters at 10cm depth in lead at aft of ship

COMMENT: BGC and ECO meltpond station 4 ) (3 layers)

COMMENT: BGC and ECO meltpond station 1 (2 layers)

METHOD/DEVICE: Hand pump (HP)
COMMENT: Water collection for ECO/BGC non-gas properties at 3x depths in the lead near Ocean City. (OC Lead)

METHOD/DEVICE: Hand pump (HP)
COMMENT: Water sampling for ECO/BGC gas properties at 3x depths in the lead aft of ship near Remote Sensing (RS Lead).

METHOD/DEVICE: Snow/ice sample (SNOW)
COMMENT: Surface Ice from Meltpond Sampling Day 2 28/8, Meltpond 4

METHOD/DEVICE: Snow/ice sample (SNOW)
COMMENT: Surface Ice from Meltpond Sampling Day 2 28/8, Meltpond 1

METHOD/DEVICE: Snow/ice sample (SNOW)
COMMENT: Lead Sampling Day 2 Ice Collection Station 3

COMMENT: coring site melt pond, DIC/TA (949), 18O, N2O, Nuts (1377), Chla (1201), pCO2 by daiki

COMMENT: Deployed Lead Station 3

COMMENT: Meltpond station 4, 3 depths

METHOD/DEVICE: Chamber for gas sampling (CHAMGAS)
COMMENT: For water sampling at Meltpond site 4a for before after mixing event by Daiki

COMMENT: Lead sampling near ROV, near MET sledge

COMMENT: ECO/BGC water sampling from 4x depth horizons at ROV Lead near ATMOS ASF50 sled

METHOD/DEVICE: Dynamic chamber surface flux system (DCSFS)
COMMENT: Melt Ponds area - Mixing experiment with Daiki; Blank

METHOD/DEVICE: Dynamic chamber surface flux system (DCSFS)
COMMENT: Lead by ROV - Mixing experiment with Daiki ; Site 1: no mixing from 2020-09-05 09:19:17 to 2020-09-05 10:19:29

COMMENT: Lead sampling at Luna lead: slab ice samples, platelet ice samples, and direct under ice water samples taken.

COMMENT: Luna lead sampled: under ice surface water 10 cm depth, grease ice, platelet ice, and slab ice, and some ice with high algae concentration.

COMMENT: TP2: ECO 36 hour observations

COMMENT: TP3: ECO 36 hour observations

COMMENT: TP1: ECO 36 hour sampling event

COMMENT: TP4: ECO 36 hour observations

COMMENT: Direct under ice water pumped from the FYI coring site

COMMENT: Ice sampling at ROV Lead near Met Sled ECO/BGC

METHOD/DEVICE: Dynamic chamber surface flux system (DCSFS)
COMMENT: Eco lead sampling ; Measurement Site 2

COMMENT: OC lead: Under ice water and new sea ice sampled at end of 36 intensive sampling event.

COMMENT: TP6: ECO 36 hours observations

COMMENT: deployed at pond river by BGC

COMMENT: St4b meltpond ice and water sampling by Daiki et al

COMMENT: St4b melt pond ice sampling by Daiki et al

COMMENT: ECO/BGC water sample collection at Ocean City Lead

COMMENT: Water sampling at Luna Lead

COMMENT: Ice Sampling at Luna Lead

COMMENT: Meltpond 4a water sampling by Daiki and Yuhong

COMMENT: Meltpond 4a afternoon Daiki, Nikolai and Egor; Ice core for temperature; Ice core for salinity; Ice core for optics; Ice core for texture

COMMENT: St8 Lead water sampling by Daiki and Yuhong

COMMENT: St.8 Lead by Daiki and Yuhong

COMMENT: St1 water sampling but polar bear coming. Only shallow sampling by Daiki and Yuhong

COMMENT: Meltpond 1 ice coring by Daiki, Yuhong and Manuel

COMMENT: TP1: intense observation period 2.0

COMMENT: TP2: intense observation period 2.0

COMMENT: TP3: intense observation period 2.0

COMMENT: Water sampling at Ocean City Lead during EcoLodge pack-up

COMMENT: Time point at Ecolodge (under ice water sampling)

COMMENT: Sampling of Puffy Lead at MIZ station 2 by ECO and BGC

COMMENT: Sampling of Ninja Lead at MIZ station 2; Under ice algal sampling by ECO and BGC