Negative parental and offspring environmental effects of macroalgae on coral recruitment are linked with alterations in the coral larval microbiome DOI Creative Commons
Chloé Pozas-Schacre, Hugo Bischoff, Camille Clérissi

et al.

Royal Society Open Science, Journal Year: 2024, Volume and Issue: 11(7)

Published: July 1, 2024

The persistence of reef-building corals is threatened by macroalgal competitors leading to a major demographic bottleneck in coral recruitment. Whether parental effects exist under coral–algal competition and whether they influence offspring performance via microbiome alterations represent gaps our understanding the mechanisms which macroalgae may hinder recovery. We investigated diversity, variability composition adults larvae Pocillopora acuta surrounding benthic substrate on algal-removed algal-dominated bommies. then assessed relative environmental recruitment processes reciprocally exposing from two origins (algal-removed bommies) conditions. Dense assemblages impacted larvae. Larvae produced parents bommies were depleted putative beneficial bacteria enriched opportunistic taxa. These had significantly lower survival compared regardless In contrast, algal-induced interacted reduce recruits. Together results demonstrate negative that could be mediated microbiome.

Language: Английский

Understanding the role of micro-organisms in the settlement of coral larvae through community ecology DOI Creative Commons
Abigail Turnlund, Paul A. O’Brien, Laura Rix

et al.

Marine Biology, Journal Year: 2025, Volume and Issue: 172(3)

Published: Feb. 7, 2025

Abstract Successful larval recruitment is essential to the growth of coral reefs and therefore plays a key role in recovery degraded worldwide. The rising intensity frequency environmental disturbance events their effect on establishment new corals outpacing natural capacity recover. To counter this, restoration programmes are increasingly turning interventionist approaches enhance recruitment, including mass-breeding aquaria for subsequent deployment field. Coral sexual propagation has potential generate large numbers genetically diverse recruits, but widespread application still limited by ability reliably guarantee successful settlement larvae. Identifying origins biochemical cues that prerequisite improving locations substrates. Microbial biofilms microbes associated with crustose coralline algae have been shown induce settlement, yet specific taxa mechanisms involved poorly understood. In this review we synthes current literature microbial challenges untaizengling origin individual originating within complex communities. Furthermore, call attention importance interrogating interactions holistic community approach further our knowledge both inducers inhibitors. Obtaining better understanding will lead more effective restoration, from engineering inductive communities synthesising can support aquaculture reef recovery.

Language: Английский

Citations

0
Negative parental and offspring environmental effects of macroalgae on coral recruitment are linked with alterations in the coral larval microbiome DOI Creative Commons
Chloé Pozas-Schacre, Hugo Bischoff, Camille Clérissi

et al.

Royal Society Open Science, Journal Year: 2024, Volume and Issue: 11(7)

Published: July 1, 2024

The persistence of reef-building corals is threatened by macroalgal competitors leading to a major demographic bottleneck in coral recruitment. Whether parental effects exist under coral–algal competition and whether they influence offspring performance via microbiome alterations represent gaps our understanding the mechanisms which macroalgae may hinder recovery. We investigated diversity, variability composition adults larvae Pocillopora acuta surrounding benthic substrate on algal-removed algal-dominated bommies. then assessed relative environmental recruitment processes reciprocally exposing from two origins (algal-removed bommies) conditions. Dense assemblages impacted larvae. Larvae produced parents bommies were depleted putative beneficial bacteria enriched opportunistic taxa. These had significantly lower survival compared regardless In contrast, algal-induced interacted reduce recruits. Together results demonstrate negative that could be mediated microbiome.

Language: Английский

Citations

2