Coscinodiscus wailesii mutes unsteady sinking in dark conditions.
Biol Lett
; 15(3): 20180816, 2019 03 29.
Article
de En
| MEDLINE
| ID: mdl-30890072
ABSTRACT
Several species of large, centric diatoms exhibit an unsteady sinking behaviour characterized by order-of-magnitude oscillations in sinking speed that occur over seconds. We show that under nutrient-depleted conditions, Coscinodiscus wailesii exhibits significantly stronger unsteady sinking behaviour in the light than in the dark. Results suggest that regulating unsteady sinking in response to irradiance as well as nutrient conditions may help C. wailesii balance its requirements for light and nutrients, which are often spatially separated.
Mots clés
Texte intégral:
1
Collection:
01-internacional
Base de données:
MEDLINE
Sujet principal:
Diatomées
Langue:
En
Journal:
Biol Lett
Sujet du journal:
BIOLOGIA
Année:
2019
Type de document:
Article
Pays d'affiliation:
États-Unis d'Amérique