Bullfrog food and growth at the San Joaquin Experimental Range, California

Author(s)
Cohen, Nathan W. and Walter E. Howard
Year
Article Title
Bullfrog food and growth at the San Joaquin Experimental Range, California
Volume
1958
Pages
223-225
Start Page Number
223
Final Page
225
Review

Datapoints

Displaying 1 - 3 of 3 datapoints.
Species: Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Range Type
Dietary Composition % of stomachs in which food item was present at least once, frog weight range 10 - 200 g Coleoptera (43.6%), Notonectidae (10.3%), Diptera (6.6%), Hymenoptera (6.3%), Locustidae (6.0%), Ephemeroptera (4.3%), Gryllidae (4.3%), Protura (3.3%), Chironomidae (2.6%), Culicidae (2.0%), Lepidoptera (1.3%), Odonata (0.3%), Gerridae (0.3%), Mantidae (0.3%), Sepsidae (0.3%), Unidentified parts (21.3%), Decomposed tissue (18.0%), Spiders (16.0%), Rocks, grass, leaves (22.0%), Chitinous material (10%), Snails, Planorbid (9.0%), Frogs (5.6%), Snails, Physid (4.7%), Small fish (4.3%), Unknown vertebrates (2.3%), Tadpoles (1.3%), Salamander (1.0%), Feathers (1.0%), Worms (0.6%), Egg sack (0.3%), Rabbit pellet (0.3%), Peromyscus (0.3%) 300 Not Reported San Joaquin Experimental Range, O'Neals Exposure Factor Datasets
Age at Fledging, Metamorphosis, Weaning time to complete from egg through metamorphosis 300 mo Not Reported San Joaquin Experimental Range, O'Neals 6 - 7 Exposure Factor Datasets
Body Weight - Mean 300 g Not Reported San Joaquin Experimental Range, O'Neals 15 - 200 Exposure Factor Datasets
OEHHA California Office of Environmental Health Hazard Assessment