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Sunday, August 31, 2008

How to save the coral reefs and other sea creatures environment (part 3)


Hi to all readers reading this post.This is Belinda Boo.Today,I will state part 3 on how to save the coral reefs and other sea creatures environment.Please try to do at least 1 of the things stated in the 3 parts that I have stated.Remember,there are sill 1 more part to go!

5)When you go scuba-diving to see the sea creatures and coral reefs,please do not reef or anchor your boat on the coral reefs.They are living things and might get injured or maybe get killed!So,please do not reef or anchor your boat on the coral reefs.

6)By eating the right fish or not eating any fish,you can help keep some endangered fish have more species and it will not be endangered anymore although you can still eat a little fish!

Try doing this little things and if 75% of the world would do this little things,the sea will be a better place for the sea creatures and coral reefs to live in!So,do your part in saving the marine life!

~~~~~~Belinda Boo~~~~~~

Thursday, August 28, 2008

How to save the coral reefs and other sea creatures environment(part 2)


Hi!Today,I'm going to tell you how to save the coral reefs and other sea creatures environment(part 2).Please read and try to follow all these parts which can really help to save the sea's environment.

3)Use only ecological or organic fertilizers.Although you may live thousands of miles from a coral reef ecosystem, these products flow into the water system, pollute the ocean, and can harm coral reefs and marine life.Or,you can use animal's motion as fertilizers.

4)Dispose all of your trash properly.Don't leave unwanted fishing lines or nets in the water or on the beach. Any kind of litter pollutes the water and can harm the reef and the fish.If you leave the fishing lines or nets in the water,the fish might be attracted to it and may be stuck to it,it might even die of famine.And by leaving fishing lines or nets on the beach might even pollute the world's environment.

So,remember to to use ecological,organic fertilizers or even animal's motion to fertilize your plants and not to leave fishing lines or nets on the beach and water will help to save the sea creatures and the world's environment!

~Belinda~

Wednesday, August 27, 2008

Litter


Hi again! This post would be telling you more about litter. The threat by marine litter is a very simple one that is often overlooked. Many concerns about marine litter have been largely aesthetic. However, the issue of marine litter is serious and is life threatening to Hebridean cetaceans and other marine life.Threats posed by seaborne debris are mechanical in nature when cetaceans become entangled or ingest debris.
Many animals can become ensnared by litter. The litter can become embedded in the flesh as tissue grows around it. For instance,getting trapped in discarded fishing nets is a major threat. Photographs taken by SeaLife Surveys and HWDT have shown that a number of whales have been found to have creel lines and plastic straps wrapped around their rostrums. One was observed with fishing net trapped over its whole head. Such entanglement can impair an animal’s ability to swim, breathe and find food. Between the years 1992 and 2000, 15 out of the 70 minke whales stranded in Scotland died due to entanglement. Entanglement may also cause injury and wounds as the animal tries to disentangle itself from netting or ropes, which can also subsequently lead to infections. We can help to reduce marine litter by throwing our stuff into the litter bin, instead of throwing it into sea. These little things that we can do will help to save marine life.
~~~~~~Megan~~~~~~

Tuesday, August 26, 2008

Dolphins


Dolphins are marine mammals that are closely realted to whales and porpoises. There are almost forty species of dolphins in the world in the seventeen generation!They can be from 1.2 metres (which is 4 ft) and 40 kilograms up to 9.5 metres(which is 30 ft!)and 10 tonnes. They are found worldwide, usually in shallow seas. They are also carnivores,mostly eating fish and squid. Dolphins are considered the most intelligent animal and their often playful and friendly appearance have made them popular in human culture.
Dolphins can see in both land and sea,and their sense of hearing is superior to that of humans.They have also been known to seemingly protect swimmers from sharks by swimming circles around the swimmers or charging the sharks to make them go away.Dolphins also show cultural behaviour, something long believed to be a quality unique to humans.
Dolphins have few natural enemies, some species or specific populations having none at all making them apex predators. For most smaller species of dolphins, only a few larger species of sharks such as the bull shark, dusky shark, tiger shark and great white shark are potential risks, especially for calves. Some of the larger dolphin species such as Orcas may also prey on some of the smaller dolphin species, but this is rare. Dolphins may also suffer from a great variety of diseases and parasites. Thats why, marine lovers, appreciate our marine animals when we can!:)
~~~~~~Megan~~~~~~

Sunday, August 24, 2008

Pollution


Dear Marine Visitors,

This week's theme is on Pollution.


What is Pollution?

Well, Pollution is the act of dirtying something. Some examples are :

Pollution of Water, Pollution of Air, etc.

Pollution is one of the harmful acts done by us. Pollution causes hurt to Marine Life.

How does Pollution cause harm? What does Pollution do to Marine Life? How does Pollution take place?

Well, Pollution is done mainly because of litter. Some litter-bugs, instead of throwing litter into the correct place, just either throw it onto the floor or throw it into the water. Throwing litter into the water, is not only inconsiderate, but is also polluting the water. Whereas throwing litter on the floor, pollutes the air.

Once we throw litter into the water, we tend carry on littering the water and soon, the water becomes polluted.

Pollution causes the water to be really dirty. But when we throw litter into the water, we neglect the fact that there are creatures living in the water , fighting for their lives, having to live with the fact that we, as humans, in a way, ignore them and pollute their living enviroment.

We, as humans, also dislike our own living enviroment to be polluted(eg. air). Does that mean that Marine Creatures have to bear the fault of our air being polluted? Does that mean that we take it out on Marine Creatures by polluting THEIR living enviroment? Our living behavior is the cause of Pollution. The Marine Creatures have nothing to do with it. Do not take it out on them. Do not blame them for Pollution. Do not pollute their living enviroment. In short, here is a saying :

Do Unto Others, What You Want Others To Do Unto You.

~Gina~

Saturday, August 23, 2008

A Brief Marine Content


Dear Marine Visitors,


Here is a summary. A summary of the contents going to be on our Marine Lovers Blog.

* Extinction

* Pollution

* Fishing

* Our Harmful Actions

and last but not least,

* What Can We Do? How Can We Help?

~Marine Trio~

Friday, August 22, 2008

House Rules!


Okay, time for some house rules!

1: Never, never, never, spam our blog.

2: Never, never, never, tag vulgarities.

3: Never, never, never, talk bad about Marine Life.

and last but not least,

4: Never, never, never, leave without tagging a warm goodbye!


~Marine Trio~

Some facts about coral reefs


The world's first coral reefs occurred about 500 million years ago, and the first closeAerial Picture of a coral reef relatives of modern corals developed in southern Europe about 230 million years ago. By comparison, the Great Barrier Reef is relatively young at just 500,000 years old. The current reef's structure is much younger at less than around 8,000 years old.

Most modern reefs have formed on hard surfaces in the ocean, such as a base of an old reef that died during a period when sea level was lower, or the edge of a rocky island. Depending on how they start out, several types of reefs can form. Some coral reefs form in the deep ocean and are called atolls. The theories on how coral reefs form were first put forward by Charles Darwin (of The Origin of Species fame) who proposed that atolls form around the edges of high volcanic islands that gradually submerge beneath the sea with changes in sea level or subsidence of the land. Thus an atoll starts life as a fringing reef, then becomes more of a ring growing on the shrinking land-mass, until the land disappears and just the coral circle remains. In some cases, the coral growth is unable to keep pace with the sinking island, and sunken dead reefs have been found.


Class: Anthozoa [includes corals, anemones and sea pens]

Habitat: Coral reefs are found in shallow water, ranging to depths of 60 m. Some species prefer either cooler temperate water while others are found along tropical reefs, such as the Great Barrier Reef, with waters ranging in temperatures from 18 - 33 °C.
Living in colonies: They generally occur in large numbers as colonies of individual polyps linked by tissue. Resources, such as food, are then shared amongst the individuals in the colony.

Coral Size: Individual polyps range from 3 - 56 mm in diameter or height; while colony size varies from 75 mm -1500 mm (1.5 m) in width, height or length.

Some corals have a mutualistic relationship with algae called zooxanthellae. A mutualistic relationship is one where both parties benefit from their partnership. The algae use sunlight and the polyp’s waste products to make oxygen and food. These substances leak into the surrounding tissues of the polyp and can provide up to 98% of the polyp’s dietary requirements. These corals are found in shallow water, as they require sunlight to survive. They are generally fawn, brown or green in colour, due to the yellow-brown colour of the zooxanthellae.


Stinging cells: All Cnidarians have characteristic stinging cells called nematocysts in the tentacles and body wall. Each nematocyst cell contains a coiled thread under pressure, which is ejected from the cell when triggered by touch. These stinging cells are used for catching prey and for defense, some having barbed ends connected to poison sacs, while others are sticky.


Summary:

Coral polyps: Coral reefs consist of hundreds and thousands of soft-bodied, invertebrate animals, having no backbone. These animals are called coral polyps. The individual polyp is radially symmetrical and has a tubular body with tentacles surrounding the mouth at the upper end. Each polyp’s body wall consists of two layers of cells, an outer layer called the ectoderm and an inner endoderm layer. A gelatinous material called mesogloea is found in between these two layers.


Hard corals: Hard corals build reefs by growing atop the stony skeletons of previous coral colonies. They consist of limestone cases made by coral polyps extracting calcium from seawater. These limestone cases form a ‘house’ for the coral polyp, consisting of a floor, outer walls and a number of internal partitions. Inside corals’ clear outer tissues live microscopic algae, which transform sunlight into sugars through Photosynthesis The hosts help themselves to some of the sugars and gain some colour through the process.


Reproduction: Corals reproduce in two ways: asexually and sexually. Coral Spawning Some corals divide to form new individuals. This is known as asexual reproduction. Sexual reproduction takes place as mass spawning, where polyps release millions of eggs and sperm. Polyps are either male or female or both male and female. After the eggs and sperm are released, they float to the surface. The fertilised eggs that escape predation by other animals hatch into larvae and drift with the plankton. The tiny percent that survive and settle on the reef then begin new coral colonies.





Major Natural Predator:

The Crown-of-Thorns Seastar was once an animal of great controversy causing terrible damage to the coral reefs of the Great Barrier Reef. Many believed that this seastar was a pest species invading the coral reef habitat predating on and killing corals in great numbers. Research has indicated that the Crown-of-Thorns Seastar is only found in this habitat Picture of Crown of Thorns Starfish and a native species to Australian waters. The role that the sea star plays by eating coral polyps forms a population control, making more room for new coral reefs to form. Plague proportions are thought to coincide with rainfall and increases in nutrients from rivers during floods, and often occur cyclically every 17 years. Further scientific studies are still in progress to determine whether these plaques can be controlled.

Scuba diving & snorkeling is the most sought after outing onto the reef. With so much to see like ship wrecks, coral gardens, the thousands of species of marine animals and under water canyons. Cairns has many qualified scuba diving courses available and are amongst the safest in the world, with strict guidelines that trainers must follow. You can easily become a certified scuba diver and enjoy all the underwater attractions that the reef has to offer.

Today,the coral reefs is still 1 of the many great attraction and is even called the 'rain forest of the sea'in the sea.Many people learn scuba-diving to see the beautiful sea and sea creatures.So if you want to see the beautiful coral reefs,learn scuba diving and go under the sea!

~Belinda~

Thursday, August 21, 2008

About Us, The Marine Trio


Hi Marine Lovers! We are the Marine Trio. Our names are Belinda Boo, Gina Koh and Megan Wee. We are from Primary 4 Joy. Our school is CHIJ Our Lady of the Nativity. Our form teacher's name is Mrs Tan Koi Har. We love Marine Life and we are confident that we will touch your hearts and change your opinions about Marine Life. So come on! Be a Marine Saver and do a good deed today!!!


~Your Marine Lovers~

How to save the coral reefs and other sea creatures environment(part 1)


Hi everybody! Today,let me tell you more about how to save coral reefs. I will list 2 ways of saving the coral reefs and other sea creatures environment.

1.You can conserve water. The less waste water you use,the less waste water will pollute our sea.

2.Reduce pollution by taking the bus,bike,train or best,walk! Fossil fuel emissions from cars and industry raise lead to ocean warming which causes mass-bleaching of corals and can lead to widespread destruction of reefs.

So, if you do the four better transport, it will reduce fuel and it will make the ocean environment a cleaner place for coral reefs and other sea creatures.

This are only 2 things out of 8 things of how to save the coral reefs and other sea creatures environment. So, check out on other things on how to save the coral reefs and other sea creatures environment. Oh,and there is a website.Here is the web address:http://www.reefcheck.org

~Belinda~

Tuesday, August 19, 2008

GuideLines For Beginners


Hi Marine Savers! This post is intended for beginners of Marine and Coral Reefs Savers. Today, I will post some guidelines and how we can all help to save Marine Life. But before that, I think that it is important to focus on this week's theme:

Stop Harmful Attemps To Extinct Marine Lives

Like I said yesterday, our Marine Lives are facing the threats. Extinction would be one of them. Many Marine creatures are close to extinction. And why, you ask. I shall tell you why.

The main reason is US. Yes. You, me, everybody!
We are taking away precious Marine Lives. And food is a perfect reason.

Shark Fin, being and extinguish and treasured food around the world, is a perfect example of food that takes away the lives of some Sharks.

Shark Fin, being not only extinguish and treasured, is also usually rare and expensive in certain countries. And why is that so? It is because Sharks, currently are very close to extinction. In order to get Sharks Fin, people catch Sharks often and cut off their fins. Being finless, it is very hard for them to move around and get food. Thus, they starve and eventually die of hunger. And even if they live, they will die of hunger sooner or later! That is because the fins of a Shark do not grow back.

Everyweek, we will post four facts about coral reefs, why they are in danger, and how to be a Marine Saver and Lover. Do your part in saving Marine Life. Have A Heart!!!

~Gina~

Monday, August 18, 2008

Hi Marine Lovers


This blog was created by us, the Marine Trio. We understand the importance of Marine Life and we can always do our part to protect it. This blog was created with the intention to spread the message that all Marine Lovers are spreading:

Protect Marine Lifes! Stop Threatening Marine Creatures! Love Marine Life Like You Love Yourself! Do A Good Deed Today. SAVE MARINE LIFE!!!