| locations of moose in northwestern canada with hair loss probably caused by the winter tick, dermacentor albipictus (acari: ixodidae). | five hundred two trappers representing 389 registered traplines in northern alberta, northern british columbia, northwest territories and yukon territory (canada) responded to a questionnaire on the occurrence of hair loss and the winter tick (dermacentor albipictus) on moose (alces alces). results suggested that winter ticks may occur as far as 62 degrees n. several sightings of moose with presumed tick-induced hair loss near kluane lake, yukon territory, suggest the possibility of introduction ... | 1989 | 2761020 |
| factors affecting transmission of larval winter ticks, dermacentor albipictus (packard), to moose, alces alces l., in alberta, canada. | the larval stage of the winter tick, dermacentor albipictus, was studied under field conditions in central alberta, canada. larvae ascended vegetation in autumn, possibly in response to photoperiod. numbers found by flagging increased from early september to early october and decreased gradually to zero by december. larvae clumped on the tips of vegetation approximately 1-1.5 m off the ground, and did not exhibit a diurnal, vertical migration. activity was temperature dependent and no obvious pr ... | 1985 | 4032625 |