Interpreting stable isotope records from freshwater snail shell carbonate: a Holocene case study from Lake Golhisar, Turkey

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Interpreting stable isotope records from freshwater snail shell carbonate: a Holocene case study from Lake Golhisar, Turkey. / Jones, M; Leng, MJ; Eastwood, Warren; Keen, DH; Turney, CSM.

In: The Holocene, Vol. 12, No. 5, 01.09.2002, p. 629-634.

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@article{22dc407579c74202bbf65f6dd11c385c,
title = "Interpreting stable isotope records from freshwater snail shell carbonate: a Holocene case study from Lake Golhisar, Turkey",
abstract = "The oxygen and carbon stable-isotope ratios from fossil snail shells within a small intramontane lake in southwest Turkey are used to highlight the potential, and problems, of using freshwater snail carbonate as a palaeoenvironmental proxy. Two species (Gyraulus piscinarum and Valvata cristata) yielded different isotope ratios at the same sampling intervals, probably due to differences in water-isotope composition between different microhabitats. Isotope ratios from a number of individual shells from the same sampling intervals (representing similar to7-25 years), show large ranges (up to 8parts per thousand for delta(18)O) for each species. Only by analysis of a significant number of species-specific shells (>5) from each sampling interval can a true understanding of environmental change be obtained. Averages of the data provide an insight into longer-term climatic variation while the ranges provide an estimate of short-term (decadal) environmental variability.",
keywords = "lakes, Turkey, freshwater snails, oxygen isotopes, Mollusca, lacustrine carbonate, Holocene, carbon isotopes",
author = "M Jones and MJ Leng and Warren Eastwood and DH Keen and CSM Turney",
year = "2002",
month = sep,
day = "1",
doi = "10.1191/0959683602hl564rr",
language = "English",
volume = "12",
pages = "629--634",
journal = "The Holocene",
issn = "0959-6836",
publisher = "SAGE Publications",
number = "5",

}

RIS

TY - JOUR

T1 - Interpreting stable isotope records from freshwater snail shell carbonate: a Holocene case study from Lake Golhisar, Turkey

AU - Jones, M

AU - Leng, MJ

AU - Eastwood, Warren

AU - Keen, DH

AU - Turney, CSM

PY - 2002/9/1

Y1 - 2002/9/1

N2 - The oxygen and carbon stable-isotope ratios from fossil snail shells within a small intramontane lake in southwest Turkey are used to highlight the potential, and problems, of using freshwater snail carbonate as a palaeoenvironmental proxy. Two species (Gyraulus piscinarum and Valvata cristata) yielded different isotope ratios at the same sampling intervals, probably due to differences in water-isotope composition between different microhabitats. Isotope ratios from a number of individual shells from the same sampling intervals (representing similar to7-25 years), show large ranges (up to 8parts per thousand for delta(18)O) for each species. Only by analysis of a significant number of species-specific shells (>5) from each sampling interval can a true understanding of environmental change be obtained. Averages of the data provide an insight into longer-term climatic variation while the ranges provide an estimate of short-term (decadal) environmental variability.

AB - The oxygen and carbon stable-isotope ratios from fossil snail shells within a small intramontane lake in southwest Turkey are used to highlight the potential, and problems, of using freshwater snail carbonate as a palaeoenvironmental proxy. Two species (Gyraulus piscinarum and Valvata cristata) yielded different isotope ratios at the same sampling intervals, probably due to differences in water-isotope composition between different microhabitats. Isotope ratios from a number of individual shells from the same sampling intervals (representing similar to7-25 years), show large ranges (up to 8parts per thousand for delta(18)O) for each species. Only by analysis of a significant number of species-specific shells (>5) from each sampling interval can a true understanding of environmental change be obtained. Averages of the data provide an insight into longer-term climatic variation while the ranges provide an estimate of short-term (decadal) environmental variability.

KW - lakes

KW - Turkey

KW - freshwater snails

KW - oxygen isotopes

KW - Mollusca

KW - lacustrine carbonate

KW - Holocene

KW - carbon isotopes

UR - http://www.scopus.com/inward/record.url?scp=0036729268&partnerID=8YFLogxK

U2 - 10.1191/0959683602hl564rr

DO - 10.1191/0959683602hl564rr

M3 - Article

VL - 12

SP - 629

EP - 634

JO - The Holocene

JF - The Holocene

SN - 0959-6836

IS - 5

ER -