Silliman Journal, Volume 33Silliman University, 1986 - Learning and scholarship |
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Page 35
... notes have a duration of 150 - 250 ms and consist of 13 - 22 pulses . The first pulse in the three latter notes always shows a harmonical structure , with fast frequency modulations in a frequency range similar to that of the first note ...
... notes have a duration of 150 - 250 ms and consist of 13 - 22 pulses . The first pulse in the three latter notes always shows a harmonical structure , with fast frequency modulations in a frequency range similar to that of the first note ...
Page 36
... notes ( Fig . 6a ) . The period time of a note is 92 ms on average ; the intervals are often alternately longer and shorter , resulting in a distinct rhythm . The last note may have a longer interval . The The temporal parameters are ...
... notes ( Fig . 6a ) . The period time of a note is 92 ms on average ; the intervals are often alternately longer and shorter , resulting in a distinct rhythm . The last note may have a longer interval . The The temporal parameters are ...
Page 37
... notes per call 6.5 2.4 50 3 14 period times of notes ( ms ) 92 33 120 52 184 duration of notes ( ms ) 9.5 2.0 148 5.1 15.5 ( kHz ) Frequency a1 a2 a3 b1 b2 0.5 1.0 1.5 Time ( s ) Fig . 6 . - - a3 ) , Rana erythraea . Sonagram of 3 type ...
... notes per call 6.5 2.4 50 3 14 period times of notes ( ms ) 92 33 120 52 184 duration of notes ( ms ) 9.5 2.0 148 5.1 15.5 ( kHz ) Frequency a1 a2 a3 b1 b2 0.5 1.0 1.5 Time ( s ) Fig . 6 . - - a3 ) , Rana erythraea . Sonagram of 3 type ...
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