Results 81 to 90 of about 41,562 (167)

Coral skeleton P/Ca proxy for seawater phosphate: Multi-colony calibration with a contemporaneous seawater phosphate record [PDF]

open access: yes, 2010
A geochemical proxy for surface ocean nutrient concentrations recorded in coral skeleton could provide new insight into the connections between sub-seasonal to centennial scale nutrient dynamics, ocean physics, and primary production in the past ...
Cobb, K. M.   +12 more
core   +1 more source

A Multilocus Nanopore eDNA Workflow for Red Algal Diversity Assessment in an Algal Reef System

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
This study evaluates an Oxford Nanopore Technologies long‐read sequencing workflow using a multilocus eDNA approach to assess red algal (Rhodophyta) biodiversity in coastal waters. Results demonstrate that while a combination of rbcL, rpoC1, and psbA markers (but not COI‐5P) provides the most comprehensive taxonomic coverage, eDNA signals are heavily ...
Silvia Fontana   +2 more
wiley   +1 more source

Diversity of symbiotic algae of the genus Symbiodinium in scleractinian corals of the Xisha Islands in the South China Sea

open access: yes, 2009
Symbiotic algae (Symbiodinium sp.) in scleractinian corals are important in understanding how coral reefs will respond to global climate change. The present paper reports on the diversity of Symbiodinium sp.
Dong, ZJ   +7 more
core   +1 more source

Oxygen and heterotrophy affect calcification of the scleractinian coral Galaxea fascicularis. [PDF]

open access: yesPLoS ONE, 2012
Heterotrophy is known to stimulate calcification of scleractinian corals, possibly through enhanced organic matrix synthesis and photosynthesis, and increased supply of metabolic DIC.
Tim Wijgerde   +4 more
doaj   +1 more source

Morphological and trophic coupling distinguishes coral clades along a light gradient

open access: yesLimnology and Oceanography, Volume 71, Issue 8, August 2026.
Abstract Light availability is critical to the growth and survival of most scleractinian corals due to their endosymbiotic relationship with photosynthetic dinoflagellates. Natural light gradients are expected to be associated with shifts in coral physiology, morphology, and trophic strategy.
Taylor R. Lindsay   +4 more
wiley   +1 more source

Microplastics Toxicity and Life‐Threatening Impact on the Arabian Gulf: A Critical Review

open access: yesEnvironmental Quality Management, Volume 36, Issue 2, August 2026.
ABSTRACT Microplastics (MPs) have emerged as a pervasive pollutant in marine environments worldwide, yet the Arabian Gulf remains underrepresented in global assessments despite its ecological and economic significance. The estimated mass of MPs entering the water of the Gulf ranged from 155 to 413.4 kt per year.
Amr Nasr Fekry   +2 more
wiley   +1 more source

Shallow-water hard corals (Hexacorallia: Scleractinia) from Bangka Belitung Islands Waters, Indonesia

open access: yesAceh Journal of Animal Science, 2019
Bangka Belitung Islands (Sumatra, Indonesia) has various coastal resources, e.g., coral reefs, seagrass beds, mangrove forests. However, the coral community has been threatened by anthropogenic activities, i.e., tin mining and illegal tin mining ...
Singgih A. Putra   +2 more
doaj   +1 more source

Beta Diversity and Rarity Assessment of Sessile Cryptobenthic Communities Across Depth and Islands Can Inform Coral Reef Conservation

open access: yesDiversity and Distributions, Volume 32, Issue 8, August 2026.
ABSTRACT Aim This study investigates a poorly known component of coral reefs, the cryptobiome, species that live hidden within the reef matrix, essential for reef functioning and productivity. It focuses on patterns of diversity and rarity of sessile cryptobenthic communities across Mascarene islands, and across shallow and mesophotic habitats (in deep
Baptiste Frattini   +7 more
wiley   +1 more source

Predicting Coral Cover Trends From Local to Broad Spatial Scales

open access: yesGlobal Change Biology, Volume 32, Issue 8, August 2026.
We present an integrated framework to track coral cover trends across multiple spatial scales, ranging from a local scale of 5 km2 to a broad scale exceeding 5000 km2. Through use cases, we demonstrate the value of our spatio‐temporal prediction framework in generating new insights from monitoring data across varying spatial and temporal data ...
Julie Vercelloni   +6 more
wiley   +1 more source

(Table 2) Chemical composition of skeletons of scleractinian non-zooxanthelate corals

open access: yes, 2007
The first data on chemical composition of nonreef-building non-zooxanthellate deep-sea corals presented in this publication allow us to identify following tendencies manifested in the biomineralization process.
Natalia S Os'kina (6972212)   +5 more
core   +1 more source

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