Population History of Humpback Whales in Oceania
graph from the Gerald McCormack/CINHT; slow reveal by Jenna Laib
Type of Graph: line graph
Purpose
This slow reveal is designed to support analysis and discussion of both the data and the design choices. The questions in the slide deck invite learners to examine trends, relationships, and possible interpretations. This graph invites students to notice patterns, estimate values, wrestle with large numbers, estimate slope, and make predictions.
About This Graph
This visualization is not provided for reuse or redistribution. Readers and educators are encouraged to view the original visualization in its published context.
Original Visualization:
Gerald McCormack, “Cook Islands Humpback Whales – Part 2.” Cook Islands National Heritage Trust (CINHT), October 2015.
Data Source:
International Whaling Commission, “2014 Report of the Scientific Committee.” j. cetacean res. manage. 16 (suppl.), 2015
More Connections:
- Back From the Brink documentary film (2019)
In The Classroom
There are many different mathematical connections that can be made to this data and data visualization.
Potential Math Content: line graph, time, confidence intervals, percentage, large numbers, estimating values, estimating slope, predictions
Potential Content Connections: endangered animals, extinction, whales, marine mammals, environmental factors, whaling, policy
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