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Sampling techniques RPT

Sampling techniques for corals, molluscs, echinoderms and fish at Tiahura, from 1971 to 1997

CommunitiesYearSampling strategySampling method
Coral1979, 1982 and 19955 10m transects on 9 stations (3 on the fringing reef, 2 on the barrier reef and 4 on the outer slope at -5, -10, -20 and -30mCoral length by interception
 from 1987 to 1993  20 0,25m² (0,5mx0,5m) quadratsCoral surface by vertical projection
Molluscsfrom 1971 to 19951 5m² (2x2,5m) over 4 on the radiale of TiahuraQualitative sample
Echinodermsfrom 1971 to 1995All the 5m² (2x2,5m) quadrats or 1 over 4 on the radiale of Tiahura depending on the speciesIndividuals count
Fish1983, from 1987 to 19971 100m² (2x50m) sampled 4 times consecutively on the fringing reef, barrier reef and on the outer slope (-12m)Individuals count

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Calendar

1)  2022-12-20
Takapoto
2)  2023-01-23
Tetiaroa
3)  2023-02-18
Mangareva
4)  2023-02-19
Série Galzin
5)  2023-02-21
Pitcairn
6)  2023-02-27
AMP Moorea
7)  2023-04-03
ATPP moorea
8)  2023-05-22
Tahiti 3 sites