Photosymbiosis and nutrient utilization in giant clams revealed by nitrogen isotope sclerochronology

D Killam, S Das, RC Martindale, KE Gray… - … et Cosmochimica Acta, 2023 - Elsevier
Giant clams are reef-dwelling bivalves that reach unusual sizes through a partnership with
photosymbiotic algae. To date, no shell-based biogeochemical proxy has been found which …

Elevated temperature and carbon dioxide levels alter growth rates and shell composition in the fluted giant clam, Tridacna squamosa

EJ Armstrong, SA Watson, JH Stillman, P Calosi - Scientific Reports, 2022 - nature.com
Giant clams produce massive calcified shells with important biological (eg, defensive) and
ecological (eg, habitat-forming) properties. Whereas elevated seawater temperature is …

Ultradian rhythms in shell composition of photosymbiotic and non-photosymbiotic mollusks

NJ De Winter, D Killam, L Fröhlich, L De Nooijer… - …, 2023 - bg.copernicus.org
The chemical composition of mollusk shells is a useful tool in (paleo) climatology since it
captures inter-and intra-annual variability in environmental conditions. Trace element and …

Growth responses of mixotrophic giant clams on nearshore turbid coral reefs

K Mills, EH John, DD Muir, N Santodomingo… - Coral Reefs, 2023 - Springer
Increasing evidence suggests that nearshore turbid coral reefs may mitigate bleaching of
reef building calcifiers and play a critical role in the future of marine biodiversity in coastal …

Quantifying Sub‐Seasonal Growth Rate Changes in Fossil Giant Clams Using Wavelet Transformation of Daily Mg/Ca Cycles

I Arndt, D Coenen, D Evans… - Geochemistry …, 2023 - Wiley Online Library
Shells of the giant clam Tridacna can provide decade‐long records of past environmental
conditions via their geochemical composition and structurally through growth banding …

Seasonal to interannual variations of daily growth rate of a Tridacna shell from Palau Island, western Pacific, and paleoclimatic implications

H Wen, H Yan, C Liu, N Zhao, S Liu, J Dodson… - Palaeogeography …, 2024 - Elsevier
Seasonal-interannual climate change is an important component of Earth's climate system
and has a significant impact on ecosystems and social systems. However, the short-run of …

Microstructure and growth rate variability in a giant clam (Tridacna maxima) from the Lakshadweep Archipelago, India: implications for their use as biological monitors …

AA Fousiya, JN Malik, D Paul, S Chakraborty… - Coral Reefs, 2024 - Springer
The giant clam shells are considered excellent marine bioarchives and have been used in
studying current and past climate variabilities. Here, we present the microstructure and …

SCLEROCHRONOLOGICAL EVIDENCE OF LIFE HISTORY AND AMBIENT TEMPERATURE FROM MODERN AND EARLY PLEISTOCENE GLYCYMERIS …

ALA JOHNSON, BR SCHÖNE, MJ LENG… - …, 2024 - pubs.geoscienceworld.org
Growth-increment and isotopic studies of shells of the marine bivalve Glycymeris americana
are a potential source of information bearing on its life history and preferred environment …

Coupling shell growth and geochemistry in giant clams to explore biomineralization pathways

K Marshall-Mills - 2024 - orca.cardiff.ac.uk
Coral reefs are highly vulnerable to a multitude of global to local stressors associated with
human activity and are declining at an alarming rate. In recent years, nearshore turbid coral …

[PDF][PDF] Seagrass as a Bioindicator for Heavy Metal Pollution in Semi-Enclosed Marine Ecosystems

D Al-Maita, WHT Al-Najjar, M Wahsha - researchgate.net
This study delves into utilizing Seagrass as a bioindicator for heavy metal detection in semi-
enclosed marine ecosystems, with a specific focus on the Jordanian coast of the Gulf of …