salmon life cycle ielts
Camouflage from any prey. The diagram shows the cyclic life process of a large fish species called the salmon.
At closer scrutinize it can be observed that the cycle commences when adult fish lay off their eggs in.
. Salmon begin their lives in rivers where the adult fish lay and incubate their eggs. It is clear that there are six major steps in the development process of salmon beginning as eggs and ending as mature adults. Overall it is apparent that the phase initiated from the incubation stage to freshwater rearing in the river.
Summarise the information by selecting and reporting the main features and make comparison where relevant. Salmons cycle of life task 1 question m97Nq. Detail 1 To begin with the adult salmon lay eggs upriver where the current is slow.
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The red part is correct. The life circulation of a salmon from birth to mature fish is illustrated elaborately in the diagram. It is clear that there are three main stages shown on the diagrams.
Firstly adult salmon return to the upper river to lay an egg under the small stones and reeds approximate 5 or 6 month for the little fish appear begin the cycle life as they parent use to have. The diagrams below show the life cycle of a species of large fish called the salmon. All in all it is clear that it takes eight distinct steps to complete a round of the life cycle from the initial process incubation then maturation to.
In addition salmon travel to the river estuary ocean and return to their place of birth. Overall it goes through four different stages of development. Finally the adult salmon will find a mate and lay salmon eggs by the upper river.
For approximately 5 years into an adult salmon which they could grow around 70-76 cm long. Task 1 Cambridge 10 - Life Cycle of Salmon. After that fish goes to lower river which has a lot faster stream speed.
Fry grows there for approximately 4 years and becomes smolt. The egg stage the fry stage the smolt stage and the adult stage Firstly salmon eggs are laid. Write at least 150 words.
By these diagrams we could conclude how salmon life cycle happen and we could keep on feasting their tender meat. It consists of three main stages depicting the growth and migration of the salmons depending on its age. Next smolt swims into open ocean where it lives for 5 years and finally becomes adult salmon.
At the first stage in these diagrams after hatching from salmon eggs the fry which has the length of 3-8 cm change their habitat from upper river to lower river. Ad Over 27000 video lessons and other resources youre guaranteed to find what you need. At the beginning of the life cycle eggs are laid and incubated in rivers.
Overall salmon have an average lifespan of 9 years and their life cycle consists of four main stages. After initially hatching in a slow moving river each Salmon spends roughly equal amounts of its 10 year cycle in fast flowing freshwater and open seas. However the entire process travels from the river to the ocean with various cycles whereas each process is common in all kinds of salmon fishes.
Overall it can be seen that life cycle of lady bird consist four major stagesegg stage larval stage pupa stage and adult ladybug where egg stage and adult ladybug are the begining and end of life cycle respectivellyIn addition second figure shows that an adult lady bird has. Eggs embryos fry smolt and the adult fish. The diagram discribes the different stages in life cycle as well as body parts of lady bird.
Overall the salmons life cycle has 3 phases. After emerging from eggs the infant salmon spend their next stage in freshwater and this phase is called emergence. In first stage in order to lay eggs the adult salmon migrates from open sea to slow moving water area like river.
Eggs stay incubated in the stony. As shown in the diagram in the upper where the water flows slowly countless salmon eggs are laid and incubated between. After emerging from eggs the salmon fry spend some.
Then at some point in their development the fish swim downstream to river estuaries where rearing continues. You should spend about 20 minutes on this task. Ad Browse Discover Thousands of Book Titles for Less.
We can see that the life cycle of salmon is consist of 8 stagesamong which salmon migrant place to place for growthFrom very beginningthe adult lying eggs in the riverthen the eggs would develop into emergence form and then travel to freshwater area to growthWhen their figure get more biggerthey will migrant to estuary area continuing growth. Then they stay in freshwater to grow further. Egg fry smolt and adult.
It lay the eggs under small stones which are residing beneath the reeds. Adult salmon fishes lay eggs in rivers and incubate their eggs there. After fully growing up adult salmon goes back to upper river to lay eggs and thus cycle repeats itself.
Thus the life cycle of a salmon fish springs from the incubation stage in a river. After 4 year they move to the lower river where is fast flowing pass it and live at the open sea when they was an adult salmon like they parent return to the river lay an egg and end the life at. Life cycle of salmon from egg to adult fish.
It is immediately apparent that the salmon spend a half of their lives inhabiting in freshwater while the other half is in the sea. While the first three stages occur in freshwater the last one takes place in saline water. Given is the flow chart providing information regarding the special group of fish named Salmon from birth to maturity.
Overall it is starkly apparent that salmons life cycle would be completed after passing three general steps. The process diagram illustrates the life cycle of salmon fish from egg to adult fish. After emerging from eggs the young salmon spend the next stage of their lives being reared in freshwater areas.
This life cycle is from the movement of the small-size salmon to salmons reproduction after nearly 10 years. You can understand it this way. The diagram illustrates how the salmons life cycle takes place.
Fry lives between 5 to 6 months in this location.
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