Sentences with phrase «algal symbionts»

Corals are affected by warming of surface waters (Chapter 6, Box 6.1; Reynaud et al., 2003; McNeil et al., 2004; McWilliams et al., 2005) leading to bleaching (loss of algal symbionts — Chapter 6, Box 6.1).

In order to sustain photosynthesis, corals actively pump hydrogen ions (H +) into the vesicles encapsulating their algal symbionts.

Recently, laboratory experiments with live foraminifera have demonstrated that the photosynthetic activity of algal symbionts and the carbonate ion concentration -LRB-[CO32 --RSB--RRB- of seawater also affect shell d18O values.

Grossman explains: «One theory that we are exploring is that under heat - stress conditions the corals eject the algal symbionts at night in order to avoid the production and accumulation of photosynthetically - derived toxic oxygen molecules during the day.

Mesophotic (medium light): 40 to as deep as 150 meters (120 - 450 feet), the maximum depth at which tropical reef - building corals and their algal symbionts can survive.

The endosymbiotic acquisition of a eukaryote cell is represented in the cryptophytes; where the remnant nucleus of the red algal symbiont (the nucleomorph) is present between the two inner and two outer plastid membranes.

Not exact matches

These symbiont algae produce sugars that contribute to the diet of the coral in return for shelter and nutrients that are vital for algal growth.

We identified species not known to be associated with thermally tolerant algal Symbiodinium symbionts from clades D, C1 and C15, as well as those not known to be able to change or «shuffle» clades and / or types over time.