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1292 record(s) found.
Trend Data Eggmass count estimates RAAU Apex: Rana aurora ( Red-legged Frog)
Location: South Honker Hollow Pond ; South Honker Hollow
Monitor Rana aurora
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Pine Creek F Pond ; Pine Creek F
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: NF Burnt River West Pond ; NF Burnt River West
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Elk Creek Pond ; Elk Creek
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Camp Creek Upper Pond ; Camp Creek Upper
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Camp Creek Lowest Pond ; Camp Creek Lowest
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Camp Creek Lower Pond ; Camp Creek Lower
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Big Skinny Dip Pond ; Big Skinny Dip
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Eggmass count estimates RALU Apex: Rana luteiventris ( Columbia Spotted Frog)
Location: Black Mountain Little Pond ; Black Mountain Little
Determine effect of cattle grazing on Rana luteiventris populations in eastern Oregon.
Trend Data Abundance estimates North Fork Drainage-Kettle/Lost: Anaxyrus boreas, Bufo boreas ( Boreal Toad, Western Toad)
Location: . ; Lost Lake
1) monitor population changes in Anaxyrus boreas in association with identification of the amphibian chytrid fungus 2) mark-recapture study of adult Anaxyrus boreas to estimate population size and demographic rates (e.g., survival, recruitment, and movement).
Trend Data Cameron Pass
Location: Mathew's-Longdraw-Lily-Spencer16 ; Mathew's-Longdraw-Lily-Spencer16
Investigate breeding phenology in 2 species using automated call surveys.
Trend Data Cameron Pass-Mathew's Pond
Location: Mathew's Pond ; Mathew's Pond
Investigate breeding phenology in 2 species and track presence of amphibian chytrid fungus. Mark-recapture study of adult Pseudacris maculata to estimate population size and demographic rates (e.g., survival, recruitment, and movement.
Trend Data Eggmass count estimates Rana draytonii Apex: Rana draytonii ( California Red-legged Frog)
Location: Cemetery pond ; Cemetery pond
Collect information on Rana draytonii abundance and other population parameters from a representative pond in Olema Valley, Point Reyes National Seashore.
Trend Data Occupancy estimates Yosemite Mid-level Monitoring: Anaxyrus canorus, Pseudacris sierra, Rana sierrae ( Sierra Nevada yellow legged frog, Sierra Nevada Yellow-legged Frog, Sierran Treefrog, Yosemite Toad)
Location: Yosemite N. P. above 6500 ft. ; Watersheds 1-14
Monitor presence of 3 species of amphibians in 14 watersheds in the Merced and Tuolumne river basins of Yosemite N.P.
Trend Data Voyageurs National Park
Location: Voyageurs National Park ; Voyageurs National Park
Describe presence, baseline occupancy, relative diversity, gross external deformities, and the presence of pathogens relative to environmental conditions.
Trend Data Saint Croix National Scenic Riverway
Location: Saint Croix National Scenic Riverway ; Saint Croix National Scenic Riverway
Describe presence, baseline occupancy, relative diversity, gross external deformities, and the presence of pathogens relative to environmental conditions.
Trend Data Upper Mississippi National Wildlife and Fish Refuge
Location: Upper Mississippi National Wildlife and Fish Refuge ; Upper Mississippi National Wildlife and Fish Refuge
Describe presence, baseline occupancy, relative diversity, gross external deformities, and the presence of pathogens relative to environmental conditions.
Trend Data Occupancy estimates Atchafalaya Occupancy Monitoring VOC: Acris blanchardi, Anaxyrus fowleri, Gastrophryne carolinensis, Hyla chrysoscelis, Hyla cinerea, Hyla squirella, Incilius nebulifer, Lithobates catesbeianus, Lithobates clamitans, Lithobates sphenocephalus, Pseudacris crucifer, Pseudacris fouquettei ( American Bullfrog, Blanchard's Cricket Frog, Cope's Gray Treefrog, Eastern Narrow-mouthed Toad, Fowler's Toad, Green Frog, Green Tree Frog, Southern Leopard Frog, Spring Peeper, Squirrel Treefrog)
Location: The area of inference for the data from 2002-2006 is the northern part of the Atchafalaya Basin n... ; Truck Sites North of I-10
The primary goal here is to accomplish long-term monitoring of the diverse anuran assemblage in this large bottomland hardwood area using vocalization surveys. Additional research questions centered on the effects of changes in hydrology will also be addressed.
Trend Data Occupancy estimates National Capital Region Monitoring: Acris crepitans, Ambystoma maculatum, Ambystoma opacum, Bufo sp., Desmognathus fuscus, Eurycea bislineata, Hemidactylium scutatum, Hyla sp., Lithobates catesbeianus, Lithobates clamitans, Lithobates palustris, Lithobates sphenocephalus, Lithobates sylvaticus, Notophthalmus viridescens, Pseudacris crucifer, Pseudotriton ruber ( American Bullfrog, Four-toed Salamander, Green Frog, Marbled Salamander, Northern Cricket Frog, Northern Dusky Salamander, Northern Spring Peeper, Pickerel Frog, Red Salamander, Red-spotted Newt, Southern Leopard Frog, Spotted Salamander, Toads, Treefrogs, Two-lined Salamander, Wood Frog)
Location: streams in C&O NHP Goldmine Loop, Potomac, MD ; C&O NHP Goldmine Loop
determine whether the integrity and status of amphibian populations are changing over time
Trend Data Eggmass count estimates CRLF Egg Mass Counts - San Francisquito Canyon: Rana draytonii ( California Red-legged Frog)
Location: San Francisquito Canyon ; San Francisquito Canyon, Angeles National Forest
Scientific investigations into the natural history of CRLF to determine population status and change over time, as well as gathering data relevant to the mangement and recovery of an endangered species