The survey crew inventories the park for butterfly habitats (Credit: John McLaughlin)

This BBC article, featuring butterfly hunters in the very northwestern-most spot in the lower 48 of the USA, reminds us of an expedition we tracked not long ago:

Equal parts academic and mountain man, wildlife biologist John McLaughlin has scaled mountains and traversed snowbound passes to identify more than 40 butterfly species.

It’s best to bring an ice axe when counting butterflies in North Cascades National Park. Located on the Canadian border in the US state of Washington, the park is renowned for its jagged peaks, limited trails and annual snow pack.

“Before my census crew could learn to identify over 40 butterfly species,” John McLaughlin recalled, “they had to know how to safely traverse snowbound, steep passes and – if necessary – to self-arrest using an ice axe.” Continue reading →