NPSpecies

A fairly common summer resident of riparian habitats along the Colorado River and its perennial tributaries. It is among the last of the summer breeding species to arrive and is most common below Separation Canyon (RM 240) (Sogge et al. 1998). Blue Grosbeak is one of very few Arizona breeding birds to exhibit a preference for breeding in invasive tamarisk (LaRue 2005). It is a rare spring and fall migrant throughout the region. Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.

(Passerina caerulea) * Blue Grosbeak is a fairly common summer resident of riparian habitats along the Colorado River and its perennial tributaries. It is among the last of the summer breeding species to arrive and is most common below Separation Canyon (RM 240) (Sogge et al. 1998). Blue Grosbeak is one of very few Arizona breeding birds to exhibit a preference for breeding in invasive tamarisk (LaRue 2005). It is a rare spring and fall migrant throughout the region. Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.