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Descrição:

Porosira glacialis Closeup of Porosira glacialis chain. Note that the delicate spines are chitinous. Focus on cell center showing cytoplasmic accumulation around the nucleus. Scale bar indicates 50 µm. The image was built up using several photomicrographic frames with manual stacking technique. Sample from North Sea near Heligoland (spring diatom bloom). Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: North Sea around Heligoland Latitude: 54.186311 Longitude: 7.895034 Fokus auf die Zellkern-Ebene. Die feinen Schwebefortsätze sind aus Chitin. Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 50 µm. Probe aus der Nordsee vor Helgoland in der Zeit der Frühjahrsblüte. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070.Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.