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Wednesday, July 15, 2020 | History

2 edition of Photographic identification of individual humpback whales (Megaptera novaeangliae) found in the catalog.

Photographic identification of individual humpback whales (Megaptera novaeangliae)

Steven K. Katona

Photographic identification of individual humpback whales (Megaptera novaeangliae)

evaluation and analysis of the technique

by Steven K. Katona

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Published by Marine Mammal Commission, NTIS [distributor in Washington, D.C, Springfield, Va .
Written in English

    Subjects:
  • Humpback whale.,
  • Photographic surveying.

  • Edition Notes

    StatementSteven K. Katona and Scott Kraus.
    SeriesReport No. MMC-77/17, Report (United States. Marine Mammal Commission) -- MMC-77/17.
    ContributionsKraus, Scott D.
    The Physical Object
    Paginationii, 29 p. :
    Number of Pages29
    ID Numbers
    Open LibraryOL14202961M

    They use the shape of whales’ tails and unique markings found in footage to identify what species of whale they’re analyzing and meticulously log whale pod dynamics and movements. For the past 40 years, most of this work has been done manually by individual scientists, leaving a huge trove of data untapped and underutilized. Humpback whales are found in every ocean in the world. Their Latin name, Megaptera novaeangliae, means "big wing of New England."It refers to their giant pectoral fins, which can grow up to

    Another way to identify individual whales and confirm family. The most famous Stellwagen Bank. first humpback whale to be given a name along with another female. relationships. Research and Monitoring Identifying Individual Humpback Whales. Two techniques, photo-identification and genetics, are used to. Photo-Identification. Farallon Islands Whale Watch Sightings: Upon departure from the dock on our May 20th Farallon Islands whale watching trip, our captain spotted a lone humpback whale deep inside San Francisco Bay, near Sausalito, setting the stage for a great day!The morning fog restricted our visibility to just a few hundred yards, but we were still able to spot another humpback just west of the.

    COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. These studies include: (a) boat-based surveys of humpback whales and other cetacean species to document presence and distribution of different types of groupings; (b) behavioral observation and recording as well as in-air photography of individuals to document individual identification, behavioral roles, and behavioral interactions with the.


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Photographic identification of individual humpback whales (Megaptera novaeangliae) by Steven K. Katona Download PDF EPUB FB2

First humpback whale to be given a name along with another female. relationships. Identifying Individual Humpback Whales. Two techniques, photo-identification and genetics, are used to. Photo-Identification. Humpback whales have patterns of black and white pigmentation and scars on the underside of their tails that are unique to each.

A screen grab from the CWR humpback whale photo-id catalogue which now contain over individual whales. Background In the CWR was funded by Environment Australia to develop a digital photo database which, when compared, could be used to determine population size, migratory routes, rate of migration, calving intervals and distribution.

It is primarily the pattern on the underside of the flukes which appears to us to provide the most positive discrimination between individual humpback whales. This pattern varies from nearly all white to nearly all black, but characteristically contains a variety of black or white patches, lines or by: Photographic identification of individual humpback whales has established and confirmed migratory movements all over the world (Kaufman et al.

Stone et al. Darling & CerchioGill. Identification in biology is the process of assigning a pre-existing taxon name to an individual fication of organisms to individual scientific names (or codes) may be based on individualistic natural body features, experimentally created individual markers (e.g., color dot patterns), or natural individualistic molecular markers (similar to those used in maternity or paternity.

Photographic collections Individual humpback whales were identified by natural markings and permanent scars. Humpback whales may be identified by features on several areas of the body.

The most commonly used are the shape and markings of the ventral side of the flukes or the dorsal fin and flank (Katona and Whitehead, ). individual humpback whales in the CVI study area, toderived from a Jolly-Seber open population model fit to the data using Rcapture (Rivest & Baillargeon, ).

The photographic identification of individual blue whales (Balaenoptera musculus) in the Sea of Cortez.

Cetus, spring 7(1) Cetus, spring 7(1) Book your. Photographic identification of individual Humpback Whales (Megaptera novaeangliae): evaluation and analysis of the technique. Washington, DC, Marine Mammal Commission. (Publication No P8–) Katona, S.

and others. Identification of Humpback Whales by fluke photographs. In: Winn. For humpback whales, photographs were taken of the ventral surface of the flukes.

Dedicated and opportunistic effort results in identifications of unique humpback whales. Photographic identification of blue whales conducted in yielded identifications of unique individuals. Island Heritage Hawaiian Book Fun Facts About Humpback Whales & Stuffed Whale Gift Set.

$ $ $ shipping. Only 1 left in stock - order soon. Ages: 8 years and up. The collection of humpback whale individuals presented here is the Marine and Freshwater Research Institute's collection of known humpback whale since through our dedicated surveys and private partner contributions.

We are still adding records from our archives and from new surveys. This collection has been made available for public access in order to share information about humpback. Introduction. Humpback whales (Megaptera novaeangliae) were hunted in Canada's Pacific Region until .Commercial whaling brought the population of humpback whales in the entire North Pacific from something l whales down to 1, whales, although there is great uncertainty associated with estimates of abundance at both the population's peak pre-exploitation and its most depleted.

EXECUTIVE SUMMARY Photographs of individual humpback whales occurring in Prince William Sound were collected from May to September in and to assess the impact of the J&on VuZ&z oil spill on humpback whale life history and Prince William Sound, research vessels traversed an average of 10, nautical miles in search of whales or while.

Photos from the Ortelius cruise have so far documented a hundred individual humpback whales. Among the first 20 that were analyzed by Allied Whale, three had. Annually, individual humpback whales travel as much as 16, miles between their winter-feeding grounds and summer breeding grounds.

When a humpback migrates a round trip of 5, miles from Alaska to Hawaii, each way takes about a month. Humpback whales are rorquals (family Balaenopteridae), a family that includes the blue whale, the fin whale, the Bryde's whale, the sei whale and the minke rorquals are believed to have diverged from the other families of the suborder Mysticeti as long ago as the middle Miocene.

[9] However, it is not known when the members of these families diverged from each other. Bannister, J.L. Report on the Assessment of Computer-aided Photographic Identification of Humpback Whales, Western Australia: Pilot Study and Related Items. Unpublished report to the Australian Nature Conservation Agency.

(address: Western Australian Museum, Perth, Western Australia Australia) () 13 pp Google Scholar. the individuality of the whales. In his seminal book, “Killer whales: A study of their identification, genealogy, and natural history in British Columbia and Washington State,” Mike Bigg described the excitement during the early moments of a killer whale encounter when the individual identity of the whales was revealed.

When they ‘fluke-up’ and dive, researchers can identify individual humpback whales by the markings on the underside of their tails. Moving to their heads and humpback whales are covered in funny knobbles. Unlike Auntie Mildred and more like Sooty the cat, these knobbles or bumps are called tubercles, and contain a single hair acting like a.

Get this from a library! Humpback whale. [Michael Bright] -- Describes the characteristics of humpback whales, their feeding habits, migration routes, and vulnerability to hunters.

Also discusses efforts, by such groups as Greenpeace, to preserve them as a.Each individual is named and numbered by a photographic identification process and has their own distinct personality. Using our onboard photo-ID guide-books and digital images on a flat screen TV, individual whales can be recognized by comparing the pictures to the actual whale.Humpback Whale Identification.

40 – 50 feet long! 40 – 50 tons! Humpback whales grow to feet long and adults can weigh tons. That’s 80, pounds! Newborn humpback whale\ഠcalves are feet long, weigh one ton, and stay with their mother for about one year.