Archive for June, 2007

Ocean Quahog under the Microscope

Tuesday, June 26th, 2007

Here is an article about ocean quahog seen under a microscope. It is found to be extensive that the geographic range of the ocean quahog. This occurs along the east coast of North America north of Cape Hatteras to St. George Bay, Newfoundland, Canada, off the southern coast of Iceland, off the Faroe and Shetland […]

Arctic Sea

Friday, June 22nd, 2007

The article tackles one of the unique features of the polar ocean which is sea ice. The thickness and extension of these structures vary with the changes in season, generally taking form during winter months and melts in the summer. It’s is estimated that about half of the winter sea ice melts during the warmer […]

Understanding turbidity

Wednesday, June 20th, 2007

The article contains figures and brief explanations about the property of water simply known as turbidity. Turbidity is simply the property or water referring to the amount of suspended organic or inorganic matters within it. It is a simple measure of effects of these suspended materials with the amount of light rays that passes through […]

Water Quality Terms

Wednesday, June 20th, 2007

The article describes the different properties and qualities of water; terms that are usually used to describe the qualities of the latter. Here are a few of the discussed items:
pH or the hydrogen ion concentration of water is a convenient method of expressing the basicity or the acidity or a solution. The pH scale usually […]

The Emergent and Submergent Plants Communities

Wednesday, June 6th, 2007

The mangals and salt marshes belong to the marine plant community called emergent plant communities. The growth of these plants under this community takes place above the surface of the sea. They also inhabit muddy area. The mangals usually develop and grow under the warm climate. Furthermore, due to the fact that their leafy portions […]

The Role of light in Marine Primary Production

Wednesday, June 6th, 2007

The needs for light enforce a basic limit on the distribution of all marine organisms that undergo photosynthesis. In order for them to go on living, these organisms must stay in the upper region of the ocean where the sun energy is abundant for photosynthesis will reach them. The deepness of the photic zone is […]

Using the Satellite in Examining Marine Production

Wednesday, June 6th, 2007

For so many years, the dioxide or radioactive carbon based measurements of primary productivity or of standing crop were taking place from ships at space sampling stations. The changes in the environment as the ship steamed from one station to the next could not be evaluated, nor were the facts between the stations that were […]

The Radioactive Carbon Measurements Method

Wednesday, June 6th, 2007

The procedure in radioactive carbon is the same with that in dioxide production technique. However, the radioactive carbon procedure is more sensitive when productivity is very low. In this technique, paired light and dark bottles are also used.

Plants Underwater Communities

Tuesday, June 5th, 2007

Benthic marine plants, most of them in larger forms, thrive in such abundance that they rule the basic natural characteristic of their communities. This type of taking over the communities, which is not unusual to plants dwelling in the land, is a quite extraordinary scenario in the sea.

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