cover image: Fine-scale zooplankton distribution in two contrasting southern Greenl t and

Fine-scale zooplankton distribution in two contrasting southern Greenl t and

23 Mar 2024

2022 Nature Geoscience ta shed da se ubli u p ot co py/ Un do n Plea se ata hed d se Ikersuaq – MarineTG y/u npu blis ot co p n Igaliku – LandTGU o leas e d P data se shed y/u Ikersuaq –uMarineb TG lip o co p Un Tunnulliarfik – Mtarine + Land TGo leas e d P Igaliku – Land TG ata lishe d d se Tunulliarfik – Marinpe+LandyTG /u npu b co not Igaliku – LandTGU do Plea se CTD stations ta dCTD dstatioans. [...] Huijsman Opmerkingen: Maateenheid: mm Afdeling: NMF-Sup Datum: 02-03-2022 Gezien: Volledig RVS frame National Marine Benaming: Gesleepte Nummer: 1 Formaat: Facilities zooplanktonscanner Van: 2 A3 350,2 442 512,2 1042,2 Continuous Particle Imaging and Classification tSysatem (CPICS)a e• Ddarkfield d esh • Color images s i • In-house detection of pRegion yof Interest (uROI)• Target particle size: 10. [...] Huijsman Opmerkingen: d Maateenheid: mm Afdeling: NMF-Sup Datum: 02-03-2022 Gezien: Volledig RVS frame e • Shadowgraph, area-scan teNcahtnionlaolg Myarine Benaming: Gesleepte Nummer: 1 Formaat:s Van: 2• B/W images Facilities zooplanktonscanner A3a • Full frames, ROIs extracted on returnle • Target particle size: 500 μm – 20 mmP • 4-5 fps 20,000 L h -1 RBRmaestro – CTD, chl-a, turbidity, oxygen 350. [...] Huijsman Opmerkingen: Maateenheid: mm eAfdeling: NMF-SupDatum: 02-03-2022 Gezien: Volledig RVS frame National Marine Benaminlg: Gesleeapte s Nummer: 1 Formaat: Facilities zooplanktonscanner Van: 2 A3 P 350,2 442 512,2 1042,2 Main zooplankton classes Hydrozoa ataComb jelly Copepod d e inactive Calanus hed y/us active ublisnCopeppod U active not cop o • Segmentation (22 million Regions of Interest)C. [...] L&O methods):e • 6.5k manually labelled imagesas • 25 classese Appendicularia • Evenly distributed over ROIs size spectrum• EfficientNet with hyperparameter trainingP • Results: >80% precision and recallKrill Zooplankton: 2nd and 3rd trophic level ta Tunulliarfik Igaliku Tunulaliarfik Igaliku Ocean Glacier Ocean Glacier edOcean d Glacier O/ceanuseGlacier ublis h t cop y Unp e do no Plea s Zooplank.
Pages
21
Published in
Canada

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