Abstract
In situ measurements of community respiration were made at two stations in Castle Harbor, Bermuda, during April and May, 1971. Total community respiration was 20.67 and 19.11 ml O2 m-2 h-1 at Stations 1 and 2, respectively, in April. In May, respiration increased with water temperature to 26.99 and 24.56 ml O2 m-2 h-1. Significant differences (P<0.05) existed between stations and sampling periods. Bacterial respiration was estimated from sediment treatment with streptomycin-SO4. Values ranged from 7.71 to 8.72 ml O2 m-2 h-1 in April and May, respectively. No significant difference existed between sampling periods or stations. No detectable chemical O2 demand of the sediment, determined by a formalin treatment, was found. Total community respiration was further compartmentalized into macrofaunal, meiofaunal, and microfaunal-microfloral components. Both the macrofaunal and meiofaunal respiration was negligible compared to that estimated for the microfaunal-microfloral component.
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Communicated by J. Bunt, Miami
Contribution No. 2708 from the Woods Hole Oceanographic Institution, and Contribution No. 552 from the Bermuda Biology Station. This study was supported in part by National Science Foundation Grants GZ 1508 and GB 16161.
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Smith, K.L., Burns, K.A. & Teal, J.M. In situ respiration of benthic communities in Castle Harbor, Bermuda. Marine Biology 12, 196–199 (1972). https://doi.org/10.1007/BF00346766
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DOI: https://doi.org/10.1007/BF00346766