The line graph illustrates variations in the
population
of three wildlife species Use synonyms
bears
,dolphins and whales in North America and its coastal regions between 2011 and 2016.
Punctuation problem
: bears
Overall
,the bear Linking Words
population
experienced a dramatic upward trend over the Use synonyms
five years
period, Correct word choice
five-year
whereas
dolphin numbers gradually decreased to near zero. Meanwhile, the whale Linking Words
population
Use synonyms
lower
than the starting Punctuation problem
, lower
figure
is quite small.
In 2011,bears had the lowest Punctuation problem
figure,
population
at under 100,000. Use synonyms
However
, their numbers continue to increase every year, overtaking whales in 2013 to reach just under 100,000 and continuing to climb sharply to a peak of approximately 185,000 by 2016. Linking Words
Conversely
, dolphins started as the most populous species at around 150,000 in 2011. Their Linking Words
population
halved to roughly 75,000 in 2012 and continued to decline steeply, dropping to nearly zero by the end of Use synonyms
periods
.
Whales show a consistent pattern. Starting at roughly 80,000 in 2011, their numbers dipped to just over 50,000 in 2012 before gradually increasing to 100,000 in 2013 . Over the final three years, the whale Rephrase
the period
population
fluctuated between 75,00 and 95,000Use synonyms
finished
at just over 70,000 in 2016.Rephrase
, finishing