The line graph presents the population changes of three turtle species in India between 1980 to 2012.
Overall
, leatherback Linking Words
turtles
consistently recorded the highest number, Use synonyms
whereas
olive ridley Linking Words
turtles
showed a downward trend. Use synonyms
Although
all three species experienced fluctuations, they started the period at the same level.
Looking in more detail, leatherback Linking Words
turtles
rose gradually from 100 in 1980 to a peak of nearly 140 in 1998. Use synonyms
This
figure fluctuated slightly afterwards but remained the largest among the three, finishing at just over 120 in 2012. Linking Words
By comparison
, the population of olive ridley Linking Words
turtles
increased modestly to 110 by 1987. Use synonyms
However
, it dropped during the following years, despite some minor rises and falls, to approximately 60 by the end of the period.
Linking Words
In contrast
, green Linking Words
turtles
displayed the most irregular pattern, oscillating between 90 and 110 throughout the timeline. Meanwhile, the combined index for all species varied from the initial year to the late 1990s at around 100-115, before stabilising at just above 100 in the remaining period.Use synonyms