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Underwater Naturalist Course - Christmas Island Jan. 2009

 

Christmas Island January 2009

 

Underwater Naturalist Marine Life ID Book Neville Coleman

 

Project AWARE
UNDERWATER NATURALIST  COURSE

Neville Coleman

Dive_Map

Christmas Island map with a number of the local dive site areas marked. The nature of the island makes it possible to dive at different locations, depending on which way the wind is blowing.  Artwork: Christmas Island Tourism Association)

The very fact that the first Project AWARE  UNDERWATER NATURALIST COURSE to be run at Christmas Island was such a success is very encouraging, and to see the enthusiasm shared by all concerned was a tribute to the entire project.

It always seems amazing to me (even after 45 years) that we can go down and collect images of creatures, identify and record living animals without having to kill everything each time we wish to know what we have taken pictures of. The reality is that today it is possible to visually recognise over 6000 species of underwater flora and fauna.

Diver Photographer

 Everything needs to be photographically recorded and the process is relatively easy and lots of fun, especially with out in the open subjects as shown here by Lisa Preston. ( photo: Jorina van der Westhuizen)

When taking photographs underwater it is not always possible to control the subjects aspect, or even get the camera close enough sometimes, due to the nature of the habitat. This very fact makes recording images with enough characteristics to recognise a species or genus the most important thing. Not every image has to a prize - winning shot as long as it is in focus there is every chance I can recognise enough features to identify it.

Photographer Ch…tmas Island

Chris Boland  photographing a Tiger Cowry Cyprea tigris which was located by JoeY.  Chris has a very straight forward point and shoot digital camera that could be used for snorkelling and then put into a housing and taken down to 30 metres. (photo: Jorina van der Westhuizen)
 
It is somewhat unfortunate that I was not able to gather all the images as recorded by the course participants in time for this issue but there are certainly enough to illustrate the project and to communicate the collective spirit.

Dolphins

To get this close to a pod of Spinner Dolphins Stenella longirostris is not an easy ask. This exceptional image was captured by Linda Cash, right next to the boat. (photo: Linda Cash)

Bornella  sp.
 Lisa Newtons beautiful little shot of an undescribed Bornella sp. which is only the second time it has been published and a new record for Christmas Island.
( photo: Lisa Newton)
Linda
 Linda Cash of Christmas Island Tourism Association photographing a small nudibranch found beneath a dead piece of coral at the edge of a drop off, during the Project AWARE UNDERWATER NATURALIST Marine Life Identification Course.
( photo: Jorina van der Westhuizen)
Flatworm 

The presence of this flatworm Thysanozoon sp. which I had first recorded from Lizard Island in 1976 and since found several times in Papua New Guinea was surprising, as there were quite a few of them. ( photo:  Pat Richardson)

corallimorph

The first record of Corallimorphs being present on Christmas Island reefs was found and photographed by Marjorie Gant.

 Thystanostoma flagellatum

Another  species I saw for the first time was the Flagellate Sea Jelly Thystanostoma flagellatum.  This an oceanic species, only coming close to the coast on rare occasions. ( photo: Linda Cash)

Sponge on coral-2

When I found this strange creature ( only 15 mm in size)  I was absolutely stoked. Although I had found the Magicians Sponge Cranellia abracadabra in the Maldives many years ago, I had never seen one that small.
However, upon scanning it there was another surprise in store. Living in the sponges tissues were microscopic animals called Entoprocts. We had discovered an entirely new Phylum not recorded from Christmas Island before.
( photo: Neil Chan)

Neoferdina sp.Sea Star

We found two of these sea stars during our initial Photographic Marine Life Inventory of Christmas Island Dive Sites and both were similar in proportion, with an almost identical pattern of magenta spots. Although I have 4 species of this genus and many variations, none are similar to this species. For the time being I will refer to it as the Christmas Island Sea Star Neoferdina sp. until its identity is confirmed. ( photo: Marjorie Gant)

  Porcelain Crab

 Found beneath the skirt of the Adhesive Sea Anemone Crypodendrum  adhaesivum  was a beautiful little Spottted Anemone Crab Neopetrolisthes maculatus  feeding with rhymic sweeps of its hairy food collecting appendages. ( photo: Pat Richardson)

 

Congratulations to all..

Once again I would like to thank every body concerned for such a brilliant effort. We have proved the concept is possible and over the next few months I will be setting up the concept of the Christmas Island Marine Life Inventory of Dive Sites as a working model on my website before transferring it to Christmas Island Tourism Association and the Christmas Island Divers Association.

 

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Christmas Island World of Water Wildlife Guide
International Scuba Diving Hall of Fame
International Scuba Diving Hall of Fame
Christmas Island marine Life ID Course
Christmas Island
Nudibarnchs Encyclopedia Catalogue of Asia Indo-Pacific Sea Slugs Neville Coleman
Australian Institute of Professional Photography
Australian Marine Conservation Society
Project AWARE Foundation Divers Conserving Underwater environments
Cetacean Society International