Figure 6 in It's a Trap! An evaluation of different passive trap types to effectively catch and control the invasive red swamp crayfish (Procambarus clarkii) in streams of the Santa Monica Mountains

Figure 6. Mean chub counts by size class across twelve trap types with standard error bars. Size classes include small as ≤ 60mm, medium as 61–89 mm, and large as 89–150mm as described by O'Brien et al. (2011).