Rabu, 18 Maret 2015

Animal Kingdom; Jellyfish

Jelly!
Moving!
And Alive!
Jelly Fish!

Also known as Jellies. Jellies live in every ocean and in every deepness. 95% of their body is water. Jellies have body thats looks like umbrella or flipped bowl with stings under the bowl-mouth. Most of jellies have oceli as their eyes. Oceli is very sensitive to light. Generally used for detect sun light so their can know where are they. But,  Box Jellies have unique eyes. They have 24 eyes,  4 in every side which known as rhopalia and 20 oceli. So, we can conclude that Box Jellyfish can see 360-degree view.
 
Box Jellyfish and it's eyes


Jellies have strings (tassels) which can be hazard because can cause of death. Swimmers are the most common as the victims beacuse jellies livein freshwater as marine-animals. Box Jellies can cause human death in 2 minutes to 5 minutes. In 1990, 4 kids are death because stunged by jellies species Chiropsalmus quadrumanus Galveston Island. TheBut not all Jellies can cause of death.  Some of species like Chiropsella Bart just cause itchy and bit pain.

Box Jellyfish
There is First-Aid for Jellyfish Sting Treatment by Melinda Ratini, DO, MS on October 25, 2013;
1. Get the Person Out of the Water
2. Stop Stinging
For a jellyfish sting in non-tropical waters:
Wash the area with seawater to deactivate stinging cells.
For a sting in tropical waters -- especially from box jellyfish:
Rinse immediately with vinegar. Do not use fresh or tap water, which can reactivate stinging cells.
Continue until you can get medical help.
3. Decontaminate and Remove Tentacles
For jellyfish stings, the American Heart Association and the American Red Cross have recommended the following:


Rinse the area with vinegar for at least 30 seconds. If vinegar is not available, a solution of baking soda can be used. This will deactivate the stinging cells.
Next, soak the area in hot water for at least 20 minutes if possible. Cold packs can be used instead if the area can’t be soaked in hot water..
Darth Vader or the Narcomedusae;
Found in the Arctic, this is a fairly new discovered species with
4 tentacles and 12 stomach pouches. It swims holding out its
poisoned tentacles in front, better to ambush prey.
These treatments are based on research done in the Indo-Pacific areas, however, and may not be effective in the oceans of the North Atlantic . In fact, in this area, vinegar may actually make the symptoms worse, depending on the type of jellyfish. Some experts therefore recommend a hot water rinse and lidocaine applied to the area if available.  If this is not possible, then removing the stinging cells and rinsing in seawater would also be an option.
4. Treat Discomfort
Use mild hydrocortisone cream or oral antihistamine to relieve itching and swelling.
5. Follow Up
For less severe sting:
Use ice packs or over-the-counter pain relievers for welts.
Clean open sores 3 times a day and apply antibiotic ointment. Bandage if needed.
For a severe reaction:
The person may be hospitalized for several days.
Anti-venom will be administered for box jellyfish stings

White Spotted Jelly Fish;
Fairly large they generally consume snail species but they have become a concern in some areas because of the huge amount of water they filter, digesting plankton that some food fish and other fish need.
Jellyfish Lake: On Eil Malk island in Palau, you'll find a beautiful marine lake with a large population of golden jellyfish.


Resource;




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