Silliman Journal, Volume 33Silliman University, 1986 - Learning and scholarship |
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Page 2
... four species , all of which can be considered uncommon in the region . At Cagayan , T. crocea and T. maxima make up 97 % of all clams observed , T. squamosa about 3 % . The population densities ( clams per hectare ) for five of the ...
... four species , all of which can be considered uncommon in the region . At Cagayan , T. crocea and T. maxima make up 97 % of all clams observed , T. squamosa about 3 % . The population densities ( clams per hectare ) for five of the ...
Page 2
... four Philippine regions , are generally stable . T. crocea , which had relatively high densities in two of the four regions , is definitely not endangered . H. porcellanus is very rare and may be endangered . The status of H. hippopus ...
... four Philippine regions , are generally stable . T. crocea , which had relatively high densities in two of the four regions , is definitely not endangered . H. porcellanus is very rare and may be endangered . The status of H. hippopus ...
Page 59
... four 801 glass aquaria . These were about one - third filled with fresh , filtered sea water and totally covered with black plastic sheets , to minimize stress due to disturbance . The fish were not fed for three to four days before ...
... four 801 glass aquaria . These were about one - third filled with fresh , filtered sea water and totally covered with black plastic sheets , to minimize stress due to disturbance . The fish were not fed for three to four days before ...
Contents
A Preliminary Study of the Effect of Supplementary Feeding on | 111 |
FlatHeaded Bats Mammalia Tylonycteris from the Philippine | 117 |
Observations on the Rearing of the Fish Siganus Guttatus Bloch | 124 |
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Alcala Alcazar algae algal amphibians Aquaculture aquaria Batan Island batch biology bivalves Bivalvia Bohol Borneo Cagayan canaliculatus Cebu Island cells Central Visayas Chlorella coral reefs crocea culture CuSO4 derasa Dumaguete City Dumaguete City 6501 duration FD FD FD FD/AQ fish Fitt forest species Forsskal frequency frogs giant clams gigas gonad growth rate habitats Heslinga Hippopus hippopus induced Isochrysis juveniles Kaloula larvae larval rearing leucomystax LITERATURE CITED Luchavez lunaris Luzon macerated gonad macracanthus mariculture Marine Laboratory mating calls maxima Nitzschia number of pulses observed pachypus Palau Palawan pediveligers Philippines ponds Popper predation pulses per call range recorded region released sperm reported salinity sampling sea water seagrasses short calls Siganidae Siganus canaliculatus Siganus guttatus Silliman Journal Silliman University slow rattle calls Spawning induction specimens squamosa substrate Table tanks Tetraselmis toxic Tridacna tridacnid clams Tridacnidae Tylonycteris USNM veligers Western Visayas