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Dietary carbon sources of mussels and tubeworms from Galapagos hydrothermal vents determined from tissue adC activity

Abstract

The large quantities of reduced carbon that are required to support the filter-feeding mytilid mussels (Mytilus sp.), vesicomyid clams (Clayptogena sp.) and various other animals in the Galapagos hydrothermal vent systems are thought to be derived from either the in situ synthesis of particulate organic matter by chemoautotrophic, sulfide-oxidizing bacteria or by the advection of sedimentary organic carbon into the vent environment from surrounding areas. In contrast, the dense populations of vestimentiferan tubeworms (Riftia pachyptila), which lack mouth organs and digestive tracts, apparently utilize organic carbon synthesized by symbiotic chemoautotrophs. We present evidence here, based on adC activities and acC/abC ratios, that the principal source of dietary carbon for mussels and tubeworms is derived from the dissolved inorganic carbon (DIOC) in the vent effluent waters.
Publication Date:
Jul 30, 1981
Product Type:
Journal Article
Reference Number:
ERA-07-005645; EDB-82-005381
Resource Relation:
Journal Name: Nature (London); (United Kingdom); Journal Volume: 292:5822
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; MOLLUSCS; CARBON; DIET; BACTERIA; CARBON 12; CARBON 13; CARBON 14; HYDROTHERMAL SYSTEMS; ISOTOPE RATIO; OCEANOGRAPHY; RESEARCH PROGRAMS; TISSUES; US DOE; ZOOLOGY; ANIMALS; AQUATIC ORGANISMS; BETA DECAY RADIOISOTOPES; BETA-MINUS DECAY RADIOISOTOPES; BIOLOGY; BODY; CARBON ISOTOPES; ELEMENTS; ENERGY SYSTEMS; EVEN-EVEN NUCLEI; EVEN-ODD NUCLEI; GEOTHERMAL SYSTEMS; INVERTEBRATES; ISOTOPES; LIGHT NUCLEI; MICROORGANISMS; NATIONAL ORGANIZATIONS; NONMETALS; NUCLEI; RADIOISOTOPES; STABLE ISOTOPES; US ORGANIZATIONS; YEARS LIVING RADIOISOTOPES; 560200* - Thermal Effects
OSTI ID:
6111036
Research Organizations:
Univ. of California, San Diego, La Jolla
Country of Origin:
United Kingdom
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: NATUA
Submitting Site:
HEDB
Size:
Pages: 448-449
Announcement Date:
Dec 01, 1981

Citation Formats

Williams, P M, Smith, K L, Druffel, E M, and Linick, T W. Dietary carbon sources of mussels and tubeworms from Galapagos hydrothermal vents determined from tissue adC activity. United Kingdom: N. p., 1981. Web. doi:10.1038/292448a0.
Williams, P M, Smith, K L, Druffel, E M, & Linick, T W. Dietary carbon sources of mussels and tubeworms from Galapagos hydrothermal vents determined from tissue adC activity. United Kingdom. https://doi.org/10.1038/292448a0
Williams, P M, Smith, K L, Druffel, E M, and Linick, T W. 1981. "Dietary carbon sources of mussels and tubeworms from Galapagos hydrothermal vents determined from tissue adC activity." United Kingdom. https://doi.org/10.1038/292448a0.
@misc{etde_6111036,
title = {Dietary carbon sources of mussels and tubeworms from Galapagos hydrothermal vents determined from tissue adC activity}
author = {Williams, P M, Smith, K L, Druffel, E M, and Linick, T W}
abstractNote = {The large quantities of reduced carbon that are required to support the filter-feeding mytilid mussels (Mytilus sp.), vesicomyid clams (Clayptogena sp.) and various other animals in the Galapagos hydrothermal vent systems are thought to be derived from either the in situ synthesis of particulate organic matter by chemoautotrophic, sulfide-oxidizing bacteria or by the advection of sedimentary organic carbon into the vent environment from surrounding areas. In contrast, the dense populations of vestimentiferan tubeworms (Riftia pachyptila), which lack mouth organs and digestive tracts, apparently utilize organic carbon synthesized by symbiotic chemoautotrophs. We present evidence here, based on adC activities and acC/abC ratios, that the principal source of dietary carbon for mussels and tubeworms is derived from the dissolved inorganic carbon (DIOC) in the vent effluent waters.}
doi = {10.1038/292448a0}
journal = []
volume = {292:5822}
journal type = {AC}
place = {United Kingdom}
year = {1981}
month = {Jul}
}