Monitoring Humpback Chub in the Colorado River in Grand Canyon During fall 2021.pdf

Each fall, AZFWCO and partners study populations of endangered Humpback Chub (Gila Cypha) on the mainstem Colorado River in Marble and Grand Canyons. This report documents the fall 2021 trip in the context of past findings and future recommendations.

Author(s)
Michael Pillow
Fish Biologist
Fish and Aquatic Conservation
Additional Role(s)
Volunteer Coordinator,
Collateral Duty Safety Officer
Expertise
Population Monitoring,
Fish Translocations,
Fieldwork Logistics,
Information Technology,
Videography
Area
AZ
Flagstaff,AZ
Pilar (Wolters) Rinker
Fish Biologist
Fish and Aquatic Conservation
Expertise
Fish Monitoring on the Colorado and Little Colorado Rivers,
Fish Research,
Fish Husbandry,
Razorback-Flannelmouth Hybridization
Area
AZ
Flagstaff,AZ
Kirk Young
Publication date
Type of document
Report
Facility
Little Colorado River confluence
The Arizona Fish and Wildlife Conservation Office – or AZFWCO as we are more commonly known – is part of the U.S. Fish and Wildlife Service’s Fish and Aquatic Conservation Program. Established in eastern Arizona in 1956 as a fishery assistance office, AZFWCO has expanded to three stations, located...
Program
Juvenile Northern Pike in aquarium at Gavins Point National Fish Hatchery, South Dakota
The Fish and Aquatic Conservation program leads aquatic conservation efforts for the U.S. Fish and Wildlife Service. We are committed to tackling the nation’s highest priority aquatic conservation and recreational challenges to conserve, restore, and enhance fisheries for future generations.
Close up of a California condor. Its pink featherless head contrasts with its black feathers.
We provide national leadership in the recovery and conservation of our nation's imperiled plant and animal species, working with experts in the scientific community to identify species on the verge of extinction and to build the road to recovery to bring them back. We work with a range of public...
Species
Subject tags
Endangered and/or Threatened species
Rivers and streams
Fisheries management
Fisheries
Population status
FWS and DOI Region(s)