What fish are in the continental shelf?

Predatory pelagic fishes found on continental shelves worldwide in both tropical and temperate waters include porgies, barracuda, amberjacks and cutlassfishes. They tend to be larger fish, and are carnivorous, feeding on the smaller, silvery forage fish that eat plankton (see section above).

Why is most commercial fishing done in the continental shelf?

This is because it has ample sunlight and large inputs of plant nutrients from the surrounding land, supporting a variety of plants that in turn support aquatic animals. 2. Identify two reasons why water in a source zone of a river or stream has high oxygen content. 2.

What ocean is the most fish caught in Europe?

About 70% of the total EU catch was taken in the Atlantic, Northeast area.

What is the importance of continental shelf?

Economic significance The relatively accessible continental shelf is the best understood part of the ocean floor. Most commercial exploitation from the sea, such as metallic ore, non-metallic ore, and hydrocarbon extraction, takes place on the continental shelf.

Is fish wealth is more in continental shelf?

The region of the continent under the ocean having more growth of fishes and other aquatic organisms is continental shelf. Thus, the correct option is ‘a’.

Which ocean has most fish?

Pacific Ocean
Pacific Ocean The Pacific contains 25,000 islands (over half the islands in the world), most of which are south of the equator. The Pacific’s greatest asset is its fish.

What ocean has the most commercial fishing?

Fisheries of the Atlantic Ocean. The Atlantic’s major fishing grounds—representing more than half the world’s total—long were the most productive and most heavily utilized of all the oceans. For some time, many Atlantic species have been intensively fished, and some key populations are thought to be at or near collapse …

How deep is the ocean at the continental shelf?

Structure. A continental shelf typically extends from the coast to depths of 100–200 metres (330–660 feet). It is gently inclined seaward at an average slope of about 0.1°.

Which sea has the best fish?

There are 400 known fish species living in Arctic seas and adjacent waters, most living on or near the bottom. So, based on global fisheries and the overall biodiversity of coral reef ecosystems, the Pacific Ocean wins for most marine life.