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. 2015 Jun 5;10(6):e0128499. doi: 10.1371/journal.pone.0128499

Fig 3. Scatterplot of surface area calculated using WHOPES Proportional Hole Index categories vs measured total holed surface area of net using A) formula of a circle, and B) formula of an ellipse by net type.

Fig 3

Each point represents one net. The black lines represent the diagonals. Polyester nets: 100 denier, traverse [3.5.50], Polyethylene nets: 150 denier, tulle [3.5.52].