The diagrams below show the life cycle of a species of large fish called the salmon
The pictures illustrate different stages in the life cycle of
salmon
which is a big and special kind of fish
Overall
, the process includes three main stages, remarkably, the changing of its name and habitat in each stage. It takes about 10 years for the whole process.
The life cycle of salmon
starts with the hatching of eggs which are laid among reeds and small stones in the slow-moving upper river
. Approximately 5 to 6 months after, these eggs hatch into fry with sizes from 3 to 8 cm
. After getting from 3 to 8cm in length, fry migrate to the fast-flowing lower river
where they spend the next 4 years gradually transforming into smolt. These smolt experience the physical development significantly to reach from 12 to 15 cm
in length.Then
, they departure from the lower river
to move to the open sea
They gain from 70 to 76cm in maximum length when living in the open sea for 5 years.
At this
stage, they are specialized red and recognized as adult salmon
. After that, adult salmon
will turn back upper river
where they were born to start the reproduction process,
and begin a new cycle.Remove the comma
apply
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Vocabulary: Replace the words salmon, river, cm with synonyms.
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Essentional vocabulary list for IELTS Writing 7+
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