TABLE
5.3. Stenella frontalis
and Tursiops truncatus
vocalizations and behavior
Type
Common Name
Spectral
Behavioral Context
Species/Age/Sex
Frequency modulated
whistles
Burst-pulsed
Click trains
In-air vocalizations
Nonvocal acoustic
signals
Signature whistle
Screams
Chirps
Excitement vocalization
Squawk
Bark
Synchorized squawk
Genital buzz
Razor buzz
General trains
Chuffs
Raspberries
Tail slap
Jaw clap
Bubbles
4-18 kHz
.5-8s
5.8-9.4 kHz
2.5-4.0s
4-8 kHz, .05-1 s
4-18 kHz
2-30s
.2-12 kHz
.2-1.0s
.2-2.0 kHz
.5-1.Os
.1-15kHz
.9-1.0s
1.2-2.5 kHz
6-20s
8-2,000 clicks/s
2.0-6.0 kHz
Sustained
200 clicks/second
2.0-6.0 kHz
8-100
c1icks/s
NIA
NIA
Broadband, most energy
<2kHz, <.5s
Broadband, most energy
<2kHz, <.3s
NIA
Mother/calf reunions, courtship,
alloparental
Agonistic/aggressive
Mother/calf, affiliative
Distress/excitement
Agonistic/aggressive
Agonistic/aggressive
Agonistic/aggessive
Courtship, discipline, chase
Foraging, feeding
Foraging, play
Annoyance
Interspecific interaction
Discipline, annoyance,
Attention
Aggression Foraging
Courtship, aggession, vocalizing
Sf, all ages, M/F
Sf, Tt, juvs, adults, M
Sf
Sf, all ages, MIF
Sf, Tt, all ages, M/F
Sf, Tt, juvs and adults, M
Sf, Tt, juvs and adults, M
Sf, Tt, juvs and adults,
M/F
Tt
Sf, all ages, M/F
Sf, Tt, adults
Sf, all ages, M/F
Sf, Tt, all ages, M/F
Sf, Tt, adults, M
Sf, all ages, M/F
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(Sf
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Tt
= Tursiops truncatus;
M
= Male; F
= Female: NIA
= no information available.)
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