A review of nitrogen isotopic alteration in marine sediments

RS Robinson, M Kienast… - …, 2012 - Wiley Online Library
Nitrogen isotopes are an important tool for evaluating past biogeochemical cycling from the
paleoceanographic record. However, bulk sedimentary nitrogen isotope ratios, which can be …

Colorado River flow and biological productivity in the Northern Gulf of California, Mexico

RC Brusca, S Álvarez-Borrego, PA Hastings… - Earth-Science …, 2017 - Elsevier
A review of published research indicates that the Northern Gulf of California is, historically
and currently, one of the most biologically productive marine regions on Earth. This high …

The nitrogen isotope biogeochemistry of sinking particles from the margin of the Eastern North Pacific

MA Altabet, C Pilskaln, R Thunell, C Pride… - Deep Sea Research …, 1999 - Elsevier
The nitrogen isotopic composition of time-series sediment trap samples, dissolved NO-3,
and surficial sediments was determined in three regions along the margin of the eastern …

Seasonal and annual variability in particle fluxes in the Gulf of California: A response to climate forcing

RC Thunell - Deep Sea Research Part I: Oceanographic Research …, 1998 - Elsevier
A six-year time series of sediment trap samples is used to document seasonal and
interannual changes in particle fluxes in Guaymas Basin, Gulf of California. Sedimentation in …

Nitrogen isotopic variations in the Gulf of California since the last deglaciation: Response to global climate change

C Pride, R Thunell, D Sigman, L Keigwin… - …, 1999 - Wiley Online Library
High‐resolution records of the nitrogen isotopic composition of organic matter (δ15Norg),
opal content, and opal accumulation rates from the central Gulf of California reveal large and …

Determining biogenic silica in marine samples by tracking silicate and aluminium concentrations in alkaline leaching solutions

E Koning, E Epping, W Van Raaphorst - Aquatic Geochemistry, 2002 - Springer
This study introduces an alkaline leaching technique for the simultaneous analysis of
biogenic silica and aluminium in sediments. Measuring aluminium facilitates the …

Coccolithophore export production in Guaymas Basin, Gulf of California: response to climate forcing

P Ziveri, RC Thunell - Deep Sea Research Part II: Topical Studies in …, 2000 - Elsevier
The flux and taxonomic composition of coccolithophores has been determined for sediment
trap samples collected over a two-year period from Guaymas Basin, central Gulf of …

Cambio estacional de clorofila a en la Bahía de La Paz, BCS, México

A Martínez-López, R Cervantes-Duarte… - Hidrobiológica, 2001 - scielo.org.mx
En el periodo abril de 1993 a marzo de 1995 se analizaron datos diarios de intensidad y
dirección del viento, datos mensuales de temperatura hasta 25 metros, profundidad del …

Impact of ambient conditions on the Si isotope fractionation in marine pore fluids during early diagenesis

S Geilert, P Grasse, K Doering, K Wallmann… - …, 2020 - bg.copernicus.org
Benthic fluxes of dissolved silicon (Si) from sediments into the water column are driven by
the dissolution of biogenic silica (bSiO 2) and terrigenous Si minerals and modulated by the …

Influence of particulate versus diffusive molybdenum supply mechanisms on the molybdenum isotope composition of continental margin sediments

S Eroglu, F Scholz, M Frank, C Siebert - Geochimica et Cosmochimica Acta, 2020 - Elsevier
The sedimentary concentration and stable isotope composition of molybdenum (Mo) is
widely used as a proxy for paleo redox conditions in the marine environment. However, the …