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keystone species

A species that has a greater impact on the community of organisms in an ecosystem than you would expect in relation to its abundance. The removal of a keystone species often has a dramatic effect on the ecosystem.

Science Learning Hub Survey 2014

Dear Hub visitor,

You're invited to participate in an online survey about the New Zealand Science Learning Hub. This survey was designed to help Hub staff enhance and develop further the site. This is different from our November 2013 survey, so even if you took part in that survey, we would appreciate you taking this survey as well.

Take the survey