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

Author(s)

Cohen, Nathan W. and Walter E. Howard

Year

Wed, 01/01/1958 - 12:00

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

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