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Tarifeño-Silva, Eduardo (2008): Gametogenic cycle of Mesodesma donacium in La Laguna beach, Chile, 1969. University of California, Los Angeles, PANGAEA,

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Related to:
Tarifeño-Silva, Eduardo (1980): Studies on the biology of the surf clam Mesodesma donacium (Lamarck, 1818) (Bivalvia: Mesodesmatidae) from Chilean sandy beaches. PhD Thesis, University of California, LA, California, 229 pp
Latitude: -32.616700 * Longitude: -71.416700
Date/Time Start: 1969-08-15T00:00:00 * Date/Time End: 1969-12-15T00:00:00
Minimum Elevation: 0.0 m * Maximum Elevation: 0.0 m
La_ligua_bay_meso_dona * Latitude: -32.616700 * Longitude: -71.416700 * Date/Time Start: 1970-01-01T00:00:00 * Date/Time End: 2008-12-31T00:00:00 * Elevation: 0.0 m * Location: La Ligua Bay; Chile * Campaign: Historical_Chile * Device: Sampling by hand (HAND)
Gonad stage: Percentage (from a montly sample of 50 clams ranging between 60 to 80 mm in shell length) of male and female clams classified into four gonad stages: starting, developing, ripe, spawned, recovering. Classification was made after histological examination of Bouin-preserved gonad samples. Tissue embedded in paraffin after dehydration, sectioned at 5 µm and stained with standard haematoxylin-eosin stain before examination.
#NameShort NameUnitPrincipal InvestigatorMethodComment
2Gonad stage, startingGon stg start%Tarifeño-Silva, Eduardo
3Gonad stage, developingGon stg dev%Tarifeño-Silva, Eduardo
4Gonad stage, ripeGon stg rip%Tarifeño-Silva, Eduardo
5Gonad stage, spawnedGon stg spawn%Tarifeño-Silva, Eduardo
6Gonad stage, recoveringGon stg recov%Tarifeño-Silva, Eduardo
25 data points

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