DIETS OF SYMPATRIC POPULATIONS OF AMERICAN MARTENS (MARTES AMERICANA) AND FISHERS (MARTES PENNANTI) IN CALIFORNIA

2004 ◽  
Vol 85 (3) ◽  
pp. 470-477 ◽  
Author(s):  
William J. Zielinski ◽  
Neil P. Duncan
1975 ◽  
Vol 53 (11) ◽  
pp. 1514-1518 ◽  
Author(s):  
A. I. Dagg ◽  
D. Leach ◽  
G. Sumner-Smith

The distal femoral epiphyses of 142 marten (Martes americana) and 391 fisher (Martes pennanti), all trapped from November to February in the Algonquin region of Ontario, were radiographed to determine their state of fusion and the presence or absence of scar lines. These criteria indicated that on the average fusion occurred first in female marten, then in male marten, female fisher, and finally in male fisher. Thus the time of fusion in these mustelids was a function of size and possibly also of sex. Radiography of the femur of winter-trapped marten and fisher is not a good method of aging these species because the degree of fusion does not necessarily differentiate juveniles from adults.


1996 ◽  
Vol 72 (5) ◽  
pp. 529-532 ◽  
Author(s):  
J. C. Bowman ◽  
J.-F. Robitaille ◽  
W. R. Watt

In northeastern Ontario, the Forest Ecosystem Classification (NE-FEC) system has been used in a Habitat Suitability Matrix (NE-HSM) for forest wildlife. This paper examines whether American martens (Martes americana) responded significantly to different NE-FEC Site Types, and compares this response with suitability values in the NE-HSM. Use of Site Types by martens deviated significantly from availability; Site Type 5 (black spruce) was preferred and Site Type 7 (hardwood) was avoided. In general, the NE-HSM was consistent with field results; but it was concluded that some adjustments should be made to the suitability values for martens in the Northeastern Ontario Forest Habitat Suitability Matrix. Key words: Forest ecosystem classification, habitat suitability matrix, marten, Martes americana


1977 ◽  
Vol 55 (1) ◽  
pp. 31-41 ◽  
Author(s):  
Doug Leach

Extrinsic and intrinsic muscles of the forelimbs of 25 adult fisher and 25 adult marten were described and compared and the importance of these muscles in arboreal locomotion was discussed. The forelimb myology of these two mustelids is structurally similar. The muscles of the forelimb synsarcosis and the muscles that flex the shoulder and elbow joints are particularly well developed. The existence of a strongly developed forelimb musculature needed for cursorial locomotion in marten and fisher apparently potentiates a secondary function in arboreal locomotion.


1977 ◽  
Vol 55 (1) ◽  
pp. 199-214 ◽  
Author(s):  
Doug Leach

The morphological characteristics of the appendicular skeleton of 26 adult fisher and 55 adult marten were studied to determine those characteristics that could be used to distinguish between species and sexes. Measurements and illustrations were used to supplement the descriptions of most bones. The appendicular skeletons of marten and fisher are similar in structure but it is possible to distinguish between the skeletal elements of these mustelids using morphometric data. Distinction can also be made between certain postcranial skeletal remains of males and females within each species using bone measurements.


2000 ◽  
Vol 78 (10) ◽  
pp. 1691-1696 ◽  
Author(s):  
Connie J. Wilbert ◽  
Steven W. Buskirk ◽  
Kenneth G. Gerow

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