User blog comment:Khalael/Canon Policy Discussion 1: Space Marines/@comment-25027290-20131103063448/@comment-2253300-20131103072122

Seriously. In fact being excessively active would be a better reason for why they were understrength. Look at the Freaking Crimson Fists! They been on the dge of extinction for a while, and they never stopped fighting. Why should you're Chapter have 3000+ Marines for just doing their job with gusto?