Rana
HumboldtHerps.com
Genus - Rana
SIGHTINGS pictures for this genus are listed below.  This is to assist in visual
comparisons, as texts for this page are still yet unwritten.
FOOTHILL YELLOW-LEGGED FROG  (Rana boylii)
Foothill Yellow-legged Frog (juvenile)  Trinity River near Camp Kimtu
Willow Creek, CA   (Humboldt County)                  September 11, 2005
Ranids (True Frogs) Family - Ranidae
Foothill Yellow-legged Frog (adult)  Smith River near Panther Flat
Willow Creek, CA   (Del Norte County)             September 11, 2006
Foothill Yellow-legged Frog (sub-adult)
Horse Linto Creek near Willow Creek, CA
(Humboldt County)           
April 1, 2007
Foothill Yellow-legged Frog
(adult)
[red-backed specimen]       
Klamath River at Aiken's
Creek near Orleans, CA
(sub-adult)
So. Fk. Salmon River
near Matthew's Creek
(Siskiyou County)
June 29, 2007  
(sub-adult)
Aiken's Creek

(Humboldt County)
April 29, 2007
(juvenile)
So. Fk. Salmon River
near Matthew's Creek
(Siskiyou County)
July 17, 2007  
(sub-adult)
No. Fk. Trinity River
near Helena,CA
(Trinity County)
July 22, 2007
(adult)
So. Fk. Chetco River
east of Brookings, OR
July 28, 2007  
Rana boylii in
Captivity
SOMEWHAT ADAPTABLE /  
HIGH MAINTENANCE
NOT RECOMMENDED
These young adults were two among perhaps up to thirty hopping the lengths of a
creek/seepage along Blair Road   (west of Hoopa) (east Humboldt County)
  May 9, 2008
Foothill Yellow-legged Frogs at Redwood Creek, Redwood National and State Parks
Egg mass, tadpoles, and
froglet near Tall Trees
3 adults at Tom McDonald Creek
(No. Humboldt County)  June 11, 2008
Yellow-legs - South Fork Trinity River
July 5, 2008
Yellow-legs - Smith River
Jedediah Smith Redwoods State Park
(Del Norte County)   July 9, 2008
For additional information on the Foothill Yellow-legged Frog, please follow the
CaliforniaHerps link;  Gary Nafis also has some great posted sound clips for many of
our local frogs.

http://www.californiaherps.com/frogs/pages/r.boylii.html
2 Yellow-legs - North Fork Trinity River near Helena, CA (Trinity County)  May 17, 2009
GPS
4 Yellow-legs - New River near Denny, CA  (Trinity Co.)  
July  10 - 11, 2009
We counted a total of  9 frogs and 6 tadpoles at 3 GPS points; all
3 points were realtively close to one another.
Walker River Bar,
Smith River, RNSP
(Del Norte County)
May 17, 2009
5 Yellow-legs - Matthew's Creek, South Fork Salmon River (SW Siskiyou County)
Aug 13-16, 2009      5
GPS points
Continued sightings (most all have photographs on file)

2010-04-26  1 yearling - seep pond 1/4 mi. uphill from Mad River near town of Mad River (Trinity County)  
NO GPS
2010-07-14  1 yearling, few tadpoles - Redwood Creek near Tall Trees, Redwood National Park (Humboldt Co.)  NO GPS
2010-07-28  1 sub-adult, few tadpoles - Redwood Creek near Tall Trees  NO GPS

2010-08 (08-10)  3 adults, 1 sub-adult,+, few tadpoles - Matthew's Creek, So. Fk. Salmon River (SW Siskiyou Co.)  NO GPS
 Variability at Matthew's Creek:









               gray-green                             reddish-brown head                         light mottling                              heavy mottling