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Table 1 Geographical distribution, relevant vectors, and the expected size of Babesia spp. in blood smears. Data for the primary Babesia species found in Europe provided

From: A review of canine babesiosis: the European perspective

Species Geographical distribution Vector Approximate size (μm) in a blood smear Reference
Babesia canis Described across most of Europe (from Portugal to the north and east of Europe), and especially common in cool and wet climates. Higher prevalence in central Europe and lower prevalence in the Mediterranean basin Dermacentor reticulatus 2.5 × 4.5 [9, 21, 55, 56, 58, 61, 84, 100, 149151]
Babesia vogeli Albania, Croatia, France, Greece, Italy, Portugal, Romania, Serbia, Slovenia, Spain and Turkey Rhipicephalus sanguineus 2.5 × 4.5 [9, 21, 55, 56, 58, 61, 62, 84, 100, 149151]
Babesia gibsoni Croatia, Germany, Italy, Serbia, Slovakia, Spain and United Kingdom Rhipicephalus sanguineus?a 1 × 3 [21, 48, 73, 152154]
Babesia microti-like sp. Croatia, France, Italy, Portugal, Serbia, Spain and Sweden Ixodes hexagonus a Ixodes canisuga a 1 × 2.5 [21, 35, 50, 62, 63]
  1. aVectorial ability has not been demonstrated in the laboratory; its role is an assumption based on epidemiological data