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Clase-Pigmentos-FITO2010

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Fisiología: protección al UV<br />

Pigment indices<br />

(µg pigment µg total pigments -1 )<br />

Fitoplancton de latitudes extremas:<br />

10<br />

+ expuestas al UV + carotenoides fotoprotectores<br />

0.6<br />

0.3<br />

0.0<br />

N.Quebec Alaska Cornw.I Ellesm-1 Ellesm-2<br />

Regions<br />

CDOM a 320 nm<br />

UV (%) in lake bottom<br />

30<br />

20<br />

0<br />

100<br />

75<br />

50<br />

25<br />

0<br />

N.Quebec Alaska Cornw.I Ellesm-1 Ellesm-2<br />

Regions<br />

Photosynthetic<br />

PSC TPig<br />

Photoprotective<br />

PPC TPig<br />

Bonilla, et al 2009

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