Silliman Journal, Volume 26Silliman University, 1976 - Learning and scholarship |
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Page 178
... oxygen concentration of 1.0 mg / l . The biggest size group of S. spinus , with a mean standard length of 110.80 mm , showed a mortality rate of 20 % in eight hours , when the oxygen concentration was 2.6 mg / l . After one hour , the ...
... oxygen concentration of 1.0 mg / l . The biggest size group of S. spinus , with a mean standard length of 110.80 mm , showed a mortality rate of 20 % in eight hours , when the oxygen concentration was 2.6 mg / l . After one hour , the ...
Page 180
... oxygen concentration was about 5.0 mg / 1 ; the fish became quiescent ; their pectoral and dorsal fins moved faster ; and they showed erect spines . When the oxygen concentration decreased to 3.6-3.0 mg / 1 most of them remained ...
... oxygen concentration was about 5.0 mg / 1 ; the fish became quiescent ; their pectoral and dorsal fins moved faster ; and they showed erect spines . When the oxygen concentration decreased to 3.6-3.0 mg / 1 most of them remained ...
Page 184
... oxygen deficiency and reduced oxygen concentrations are concerned . In our experiments , the fish showed signs of distress when oxygen concentration was about 3.6-3.0 mg / l . At 2.0 mg / l oxygen concentration the skin turned pale and ...
... oxygen deficiency and reduced oxygen concentrations are concerned . In our experiments , the fish showed signs of distress when oxygen concentration was about 3.6-3.0 mg / l . At 2.0 mg / l oxygen concentration the skin turned pale and ...
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Abaya Aidit Alcala algae American Aquaculture aquaria argenteus artificial reef auricularia Bais Bay behavior biomass Bohol Burgan and Zseleczky Candon Catholic church Communist coral reef CRUZ The University culture dissolved oxygen district Dumaguete City ecological eggs Enteromorpha family planning Fernando fertility Filipino fish floating cage friars Gestapu gonad growth rates Guihulngan guttatus Horstmann hypothesis Indonesian Iowa Isabelo Japanese Java juvenile larvae mangrove Manila mariculture Marine Laboratory Marine Park mean standard length mercury mg/l months mortality Negros Oriental North Bais North Bais Bay oocytes organization ovaries oxygen concentration party peasant Philippine Philippine Presbyterian Mission PKI's play Popper population rabbitfish rearing reported salinity samples SANTA CRUZ schools sea cages sea hare seagrass siganids Siganus argenteus Siganus canaliculatus Silliman Journal Silliman University spawning species spinus standard length sub-adult Sukarno Sumilon Island tanks town University Library weight Westernhagen