Growth and age at maturity of North American tortoises in relation to regional climates

Author(s)
Germano, David J.
Year
Article Title
Growth and age at maturity of North American tortoises in relation to regional climates
Volume
72
Pages
918-931
Start Page Number
918
Final Page
931
Review

Datapoints

Displaying 1 - 6 of 6 datapoints.
Species: Desert Tortoise (Gopherus agassizi)
Exposure Endpoint Type Endpoint Description Sample Size Units Life Cycle Stage Specific Location Range Type
Age at Sexual Maturity determined from ages at which females exceeded the minimum carapace length for tortoises with eggs Not Reported yr Adult Western and Eastern Mojave, Sinaloan and Sonoran deserts 13.8 - 15.7 Exposure Factor Datasets
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means 33 - 101 animals/site mm/yr Western and Eastern Mojave, Sinaloan and Sonoran deserts 9.9 - 10.9 Exposure Factor Datasets
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means 38 - 112 animals/site mm/yr Western and Eastern Mojave, Sinaloan and Sonoran deserts 8.4 - 12.3 Exposure Factor Datasets
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means 36 - 105 animals/site mm/yr Western and Eastern Mojave, Sinaloan and Sonoran deserts 9.1 - 11.2 Exposure Factor Datasets
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means 12 - 41 animals/site mm/yr Western and Eastern Mojave, Sinaloan and Sonoran deserts 6.0 - 7.9 Exposure Factor Datasets
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means 25-69 animals/site mm/yr Western and Eastern Mojave, Sinaloan and Sonoran deserts 9.1 - 10.4 Exposure Factor Datasets
OEHHA California Office of Environmental Health Hazard Assessment