The diagram illustrates the life cycle of 
salmon
 through various Use synonyms
stages
.
Use synonyms
Overall
, there are 3 Linking Words
stages
 in the process, with 2 Use synonyms
stages
 Use synonyms
happen
 in freshwater Wrong verb form
happening
while
 the Linking Words
last
 step Linking Words
occurr  
in saltwater.
As can be seen, the first step in the process is hatching the Correct your spelling
occur 
occurs 
salmon
 Use synonyms
eggs
 to be Use synonyms
Use synonyms
fry
.  The Wrong verb form
fried
salmon
 Use synonyms
eggs
 are covered by reeds and small stones in the flow-moving upper Use synonyms
river
. After 5 - 6 months, these Use synonyms
eggs
 hatch and develop Use synonyms
fry
 which is about 3 - 8cm. The Use synonyms
fry
 Use synonyms
spend
 approximately 4 years staying fast-flowing lower Change the verb form
spends
river
 before moving Use synonyms
another
 place.
Change preposition
to another
At
 the following Change preposition
In
stages
, the Use synonyms
fry
 grows up to become the smolt with Use synonyms
the
 length is 12 - 15cm. They Correct article usage
a
leaves
 the Change the verb form
leave
river
 in order to go to the open sea and live here Use synonyms
approximately
 5 years. After that, the smolt transforms into adult Change preposition
for approximately
salmon
, Use synonyms
Linking Words
that
 is about 70 – 76 cm. Adult Correct pronoun usage
which
salmon
 Use synonyms
finds
 a safe place in the Correct subject-verb agreement
find
river
 to hatch the Use synonyms
eggs
 and Use synonyms
continues
 their life cycleCorrect subject-verb agreement
continue