Fourth International Orca Symposium and Workshop - CEBC - CNRS

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WILKINSON, I.S. & BESTER, M.N. 1990. Duration of post-weaning fast and local dispersion in the southern elephant seal, Mirounga leonina, at Marion Island. Journal of Zoology, London 222: 591-600. N 0% 2km 0% 0% Mixed Pickle Cove 0% 0% Cape Davis Goodhope Bay 4.8% 0% Pinnacles 16% Ship’s Cove Transvaal Cove (Base) Kildalkey Bay 20% Archway Bay Figure 1. Observation points and percentage killer whale activity (black pie charts) recorded during 06h00 to 18h00 observation on 13/12/2000 at Marion Island, and the percentage of elephant seal pups (grey pie charts) born at the main breeding beaches during the 2000 breeding season. 8.3% 0.5% 14.2% 12.1% 10.7% FOURTH INTERNATIONAL ORCA SYMPOSIUM AND WORKSHOPS SEPTEMBER 23-28 2002, CEBC-CNRS, France 5.1% 8.3% 14.5% 14.5% 38% 7.0% 0.4% 25% 38
Frequency of occurrence (%) 5 4,5 4 3,5 3 2,5 2 1,5 1 0,5 0 oct-73 oct-74 oct-75 oct-76 oct-77 oct-78 oct-79 oct-80 oct-81 oct-82 oct-83 oct-84 oct-85 Months Figure 2. Percentage frequencies of observations of killer whales for the 1973-1996 study period at Marion Island. Data are represented on a monthly basis and were interpolated for months when no recordings were made. No data were available for the period October 1980 to November 1983. oct-86 oct-87 oct-88 oct-89 oct-90 FOURTH INTERNATIONAL ORCA SYMPOSIUM AND WORKSHOPS SEPTEMBER 23-28 2002, CEBC-CNRS, France oct-91 oct-92 oct-93 oct-94 oct-95 39
Page 1 and 2: Fourth International Orca Symposium
Page 3 and 4: Anatomy of a Long-term Study: Popul
Page 5 and 6: KILLER WHALE WORKSHOP - FORAGING EC
Page 7 and 8: (including crittercams) and high-fr
Page 9 and 10: The way prey avoids killer whale pr
Page 11 and 12: KILLER WHALE WORKSHOP - CONSERVATIO
Page 13 and 14: • Are killer whales opportunistic
Page 15 and 16: 6. Lack of Governance The wise appl
Page 17 and 18: Appendix 1 Top 3 threats to killer
Page 19 and 20: KILLER WHALE WORKSHOP - ACOUSTIC Pa
Page 21 and 22: lowest band, and burst-pulsing can
Page 23 and 24: the presence of killer whales throu
Page 25 and 26: KILLER WHALE WORKSHOP - POPULATION
Page 27 and 28: that resident killer whales have bo
Page 29 and 30: Bigg also used the alphanumeric sys
Page 31 and 32: Stevens, T.A., D.A. Duffield, E.D.
Page 33 and 34: population but that have markedly d
Page 35 and 36: KILLER WHALES AT MARION ISLAND, SOU
Page 37: watching from shore based vantage p
Page 41 and 42: Great White Shark (north of Montere
Page 43 and 44: white shark attack 1997 40° 30° 8
Page 45 and 46: KILLER WHALES (ORCINUS ORCA) OF ALA
Page 47 and 48: sightings for RJ were obtained from
Page 49 and 50: Figure 1. Sightings (o) and strandi
Page 51 and 52: RESULTS AND DISCUSSION Sightings Ov
Page 53 and 54: Fig. 2 - The overall gray pigmentat
Page 55 and 56: average click sounds with 51 clicks
Page 57 and 58: THE BC CETACEAN SIGHTINGS NETWORK:
Page 59 and 60: VOCAL BEHAVIOUR OF TRANSIENT KILLER
Page 61 and 62: Call rate (calls per individual per
Page 63 and 64: MIRROR IMAGE PROCESSING IN KILLER W
Page 65 and 66: ANALYSIS OF THE DISCRETE CALLS OF K
Page 67 and 68: REFERENCES Ford J.K.B. Call traditi
Page 69 and 70: IS KILLER WHALE (ORCINUS ORCA) BEHA
Page 71 and 72: localize the vocalizations of indiv
Page 73 and 74: A total of 16 pods were described f
Page 75 and 76: BEHAVIOURAL AND ACOUSTIC DIFFERENCE
Page 77 and 78: ANALYSIS OF PHOTO-IDENTIFICATION DA
Page 79 and 80: Overall, there is some evidence for
Page 81 and 82: ASSESSING THE IMPACTS OF KILLER WHA
Page 83 and 84: WORLD-WIDE GENETIC DIVERSITY IN THE
Page 85 and 86: COOPERATIVE HUNTING AND PREY HANDLI
Page 87 and 88: Using this method established by Bi
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SURFACE INTERVALS OF AN ADULT MALE
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VARIABILITIES IN SURFACE INTERVALS
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The lack of understanding of transi
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ANATOMY OF A LONG-TERM STUDY: POPUL
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Blubber from biopsy samples were an
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km from southeastern Alaska, south
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Most large whale kills from Mexico
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Figure 1 FOURTH INTERNATIONAL ORCA
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UNRAVELING THE INFLUENCE OF SOCIAL
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On the basis of these reported sigh
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KILLER WHALES (ORCINUS ORCA) IN AUS
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Southern Oceans Orca Database The S
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evidence that it had ingested piece
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Figure 1. Distribution of killer wh
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LIFE HISTORY AND POPULATION DYNAMIC
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The population model predicted that
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LIFE HISTORY AND DECLINE OF KILLER
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and Otto’s and Generalised Remova
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killer whale concentrations in Prin
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TOXICOLOGICAL EFFECTS OF TOXIC CHEM
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3. Barrett-Lennard,L.G. 2000. Popul
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THE BIOLOGY AND STATUS OF AN ENDANG
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MATCHED VOCAL EXCHANGES OF SHARED S
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The total number of good quality lo
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AERIAL VOCALISATIONS OF KILLER WHAL
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Pilot Whales (Globicephala melas),
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FIG.1: Research Area FIG.2: Aleator
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THEODOLITE STUDY OF THE EFFECTS OF
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FOURTH INTERNATIONAL ORCA SYMPOSIUM
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Southeaster n Alaska Study Figure 1
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ENCOUNTERS 5 4 3 2 1 0 SEP OCT NOV
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WHAT IS THE FAVOURITE PREY ? FORAGI
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1998, Hoelzel et al. 1998, Matkin e
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LITERATURE CITIED Bain, D.E. 1989.
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een an observed attack on Northern
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percent number of sightings 16 14 1
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also analyse earlier recordings obt
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Thomsen, F., Franck, D. and Ford, J
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A REVIEW OF SHORT- AND LONG-TERM EF
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question of whether whale watching
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values of all possible pairs of wha
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Bigg, M.A, Ellis, G.M., Ford J.K.B.
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Figure 2. Cluster tree of associati
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RESULTS: A total of 55 echo-sounder
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Figure texts for the summary of: "N
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The Orca Survey staff has accentuat
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Travel formation in relation to num
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NEW ZEALAND ORCA Visser I.N. Orca R
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Visser, I. N. (2000). Orca (Orcinus
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~ Some Antarctic killer whales have
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FIRST PHOTO-IDENTIFICATION MATCHES
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variable calls was significantly hi
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whales, rather than providing infor
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Figure 1. Predicted density of kill
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Probability Randomly choose paramet
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WHY DO SOME KILLER WHALES TALK SO M
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Figure2: Spectrographic examples of
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Deecke, V. B., J. K. B. Ford, et al
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Secchi, 47 Shapiro, 136 Sigurjonsso
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Fourth International Orca Symposium and Workshop - CEBC - CNRS

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