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Actinemys marmorata

Citation:

Feeding ecology of the turtle, Clemmys marmorata

Author(s)
Bury, R. Bruce
Pages
515-521
Year
Issue
4
Volume
20
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Algae (2.00); Nematomorpha (0.25); Crustacea (2.55); Araneae (0.15); Odonata nymphs (10.15); Ephemeroptera nymphs (4.60); Trichoptera larvae (17.25); Hemiptera nymphs (0.58); Hemiptera adults (0.41); Orthoptera adults (1.60); Coleoptera larvae (7.95); Coleoptera adults (0.48); Diptera larvae (4.45), Diptera adults (0.30); Osteichthyes (0.90); Amphibia (1.20); Other (0.80) volume (cc) of food items in stomach contents determined by water displacement cc Not Reported Juvenile Hayfork Creek (elev., 750m) 30 Exposure Factor Datasets
Dietary Composition Algae (18.00); Other vegetation (0.30); Nematomorpha (0.05); Crustacea (10.10); Araneae (0.15); Odonata nymphs (4.05); Ephemeroptera nymphs (0.15); Trichoptera larvae (19.80); Hemiptera nymphs (0.40); Hemiptera adults (0.30); Orthoptera adults (0.55); Coleoptera larvae (5.15); Coleoptera adults (0.30); Diptera larvae (0.66), Diptera adults (0.10); Osteichthyes (0.20); Amphibia (4.05); Other (1.35) volume (cc) of food items in stomach contents determined by water displacement cc Female Adult Hayfork Creek (elev., 750m) 27 Exposure Factor Datasets
Dietary Composition Algae (4.00); Other vegetation (0.50); Crustacea (5.55); Odonata nymphs (5.00); Ephemeroptera nymphs (2.91); Trichoptera larvae (7.40); Hemiptera nymphs (0.10); Hemiptera adults (0.10); Orthoptera adults (0.20); Coleoptera larvae (0.75); Coleoptera adults (0.10); Diptera larvae (9.15); Osteichthyes (10.90); Amphibia (7.80); Other (0.50) volume (cc) of food items in stomach contents determined by water displacement cc Male Adult Hayfork Creek (elev., 750m) 20 Exposure Factor Datasets
Citation:

Notes on reproduction in Clemmys marmorata

Author(s)
Feldman, Mark
Pages
10-11
Year
Issue
1
Volume
13
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 4-9 eggs/clutch Female Adult Umpqua River, Roseburg, Douglas County 4 Exposure Factor Datasets
Duration of Incubation or Gestation time from egg to hatching at 25-30C 73 - 80 d Not Reported Embryo 13 Exposure Factor Datasets
Citation:

Clemmys marmorata (western pond turtle) size

Author(s)
McKeown, Sean and Dan C. Holland
Pages
59
Year
Issue
2
Volume
16
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 854 maximum reported body weight g Male Adult largest turtle found near Huron 450 Exposure Factor Datasets
Citation:

Nesting behavior and movements of western pond turtles, Clemmys marmorata

Author(s)
Rathbun, Galen B., Nancy Siepel and Dan Holland
Pages
319-324
Year
Issue
3
Volume
37
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Home Range median daily movement 25 - 37.5 m Not Reported Adult Arroyo Laguna-Oak Knoll Creek, San Simeon Point 4 Exposure Factor Datasets
Home Range mean daily movement 28.0 - 87.1 m Not Reported Adult Arroyo Laguna-Oak Knoll Creek, San Simeon Point 4 Exposure Factor Datasets
Citation:

Habits and home range of the Pacific pond turtle, Clemmys marmorata, in a stream community

Author(s)
Bury, Richard Bruce
Pages
205
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density 214 density also reported as 333-347 turtles/mile of stream or 85 turtles/acre #/ha Both Male and Female Both Adults and Juveniles Hayfork Creek (elev., 610m) 578 marked turtles Exposure Factor Datasets
Home Range 976 "distance between extremes" or maximum range on a linear scale 225-2425 m Male Adult Hayfork Creek (elev., 610m) 19 Exposure Factor Datasets
Home Range 248 "distance between extremes" or maximum range on a linear scale 0-750 m Female Adult Hayfork Creek (elev., 610m) 23 Exposure Factor Datasets
Home Range 363 "distance between extremes" or maximum range on a linear scale 0-1150 m Not Reported Juvenile Hayfork Creek (elev., 610m) 18 Exposure Factor Datasets
Home Range 400 average distance moved along stream between relocations 200-5625 m Male Adult Hayfork Creek (elev., 610m) 19 Exposure Factor Datasets
Home Range 104 average distance moved along stream between relocations 0-2100 m Female Adult Hayfork Creek (elev., 610m) 23 Exposure Factor Datasets
Home Range 133 average distance moved along stream between relocations 0 - 3175 m Not Reported Juvenile Hayfork Creek (elev., 610m) 18 Exposure Factor Datasets
Time of Torpor or Hibernation Oct. - May Both Male and Female Both Adults and Juveniles Hayfork Creek (elev., 610m) 578 marked turtles Exposure Factor Datasets
Citation:

Notes on the range and life history of the Pacific fresh-water turtle, Clemmys marmorata

Author(s)
Storer, Tracy I.
Pages
429-441
Year
Issue
5
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Torpor or Hibernation Sept. - Mar. Not Reported Not Reported Not Reported Exposure Factor Datasets
Clutch or Litter Size 3-12 eggs/clutch Female Adult 7 Exposure Factor Datasets
Time of Mating/ Laying June - Aug. time of egg deposition Female Adult Not Reported Exposure Factor Datasets
Body Weight - Mean 1 lb 6 oz - 2 lb 1 oz lb, oz Both Male and Female Adult Sacramento and San Joaquin Valleys 9 Exposure Factor Datasets
Citation:

Reproductive parameters of Pacific pond turtles Clemmys marmorata in the streams on the coast of central California

Author(s)
Scott, Norman J., Jr., Galen B. Rathbun, Thomas G. Murphey and Margaret B. Harker
Publisher
American Society of Ichthyologists and Herpetologists
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 5.69 average clutch size eggs/clutch Female Adult Arroyo Laguna, Little Pico Creek, Pico Creek and San Simeon Creek 81 clutches Exposure Factor Datasets
Clutches or Litters per year range of average number of clutches/yr 1.0 - 1.7 clutches/yr Female Adult Arroyo Laguna, Little Pico Creek, Pico Creek and San Simeon Creek 81 clutches Exposure Factor Datasets
Citation:

Comparative demography of Clemmys marmorata populations in the Trinity River of California in the context of dam-induced alterations

Author(s)
Reese, Devin A. and Hartwell H. Welsh, Jr
Pages
505-515
Year
Volume
32
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density range in density estimates at 2 locations 13 - 19 #/ha Both Male and Female Both Adults and Juveniles Trinity River Not Reported Exposure Factor Datasets
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