Research Article

Coral Reef Monitoring: From Cytological Parameters to Community Indices

Figure 3

The average results of the four cytological tests on samples of Stylophora pistillata and Pocillopora damicornis collected at six of the natural reef sites along the northern part of the Gulf of Aqaba. (a) Micronucleus test (frequencies of micronuclei-containing cells, ‰), cells per sampling site. (b) Frequencies of single-stranded DNA breaks (−log Fds), cells per sampling site (samples stained with Acridine orange). (c) Frequencies of single-stranded DNA breaks (−log Fds) determined by micromethod with PicoGreen, lysate probes of cells each per sampling site. (d) Esterase activities (arbitrary units), cells per sampling site. Bars show 95% confidence limits. Stations are IUI: Eilat’s marine lab, UO: south of the underwater observatory of Eilat, JG: the Japanese gardens at the south part of Eilat’s marine nature reserve, NR: the north part of Eilat’s marine nature reserve, NB: the north beach of Aqaba, MSS: Aqaba’s marine station.
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