QUIZ – Grasshopper nymphs

How well do you know your grasshopper nymphs? Test your skills with the following four matching questions showing first instar nymphs (5mm or 1/4" long) for the four major pest grasshopper species on the Prairies. Credit for all photos: Dan Johnson, Lethbridge

1. What grasshopper species is this?

2. What grasshopper species is this?

3. What grasshopper species is this?

4. What grasshopper species is this?

5. Grasshopper early instar nymphs are small, don’t hop far and don’t eat much. If they are highly concentrated, a spot spray may prove beneficial to prevent them from reaching the adult stage. The nominal threshold for early instar nymphs is __________ per square metre.