
Fig. 1
Sampling locations of honey bees in European part of Turkey-Thrace region (Tekirdağ, Kırklareli and Edirne), Island of Gökçeada and Çanakkale province (both Gallipoli Peninsula and western Anatolian side).
Table 1
The mean and standard errors of the directly measured morphological characters of the Thrace, Çanakkale and island Gökçeada worker bee samples
| Tekirdağ | Kırklareli | Edirne | Çanakkale | Gökçeada | ||
|---|---|---|---|---|---|---|
| LH*** | 0.238±0.004c | 0.228± 0.003c | 0.231±0.002c | 0.270±0.003b | 0.283±0.004a | 0.247±0.003 |
| WTa*** | 1.117±0.022b | 1.100±0.015bc | 1.051±0.010c | 1.127±0.227b | 1.186±0.015a | 1.109±0.009 |
| WTb* | 0.300±0.012ab | 0.316±0.011ab | 0.305±0.011ab | 0.336±0.012a | 0.296±0.013b | 0.311±0.006 |
| LPr** | 6.247±0.077b | 6.316±0.072ab | 6.319±0.023ab | 6.511±0.068a | 6.422±0.108ab | 6.351±0.030 |
| LFNS | 2.621±0.016 | 2.637±0.011 | 2.622±0.008 | 2.631±0.020 | 2.663±0.016 | 2.633±0.006 |
| LT* | 3.144±0.019ab | 3.145±0.016ab | 3.116±0.011b | 3.145±0.023ab | 3.178±0.016a | 3.143±0.008 |
| LM* | 2.044±0.013b | 2.092±0.013a | 2.078±0.009ab | 2.073±0.013ab | 2.092±0.013a | 2.074±0.006 |
| WM* | 1.168±0.008ab | 1.162±0.009b | 1.190±0.006a | 1.169±0.009ab | 1.155±0.008b | 1.170±0.004 |
| WT3*** | 1.896±0.007b | 1.869±0.008b | 1.877±0.007b | 1.961±0.013a | 1.984±0.015a | 1.910±0.006 |
| WT4*** | 1.846±0.007c | 1.806±0.008d | 1.822±0.007cd | 1.920±0.012b | 1.953±0.014a | 1.859±0.006 |
| WS3* | 2.811±0.012b | 2.804±0.014b | 2.792±0.009b | 2.912±0.076a | 2.823±0.013ab | 2.825±0.015 |
| LWM*** | 1.481±0.020b | 1.421±0.009bc | 1.404±0.006c | 1.664±0.043a | 1.639±0.009a | 1.505±0.014 |
| WWMNS | 2.346±0.012 | 2.361±0.013 | 2.342±0.011 | 2.396±0.057 | 2.342±0.013 | 2.357±0.012 |
| DWM*** | 0.315±0.005b | 0.325±0.005b | 0.317±0.005b | 0.349±0.011a | 0.352±0.006a | 0.329±0.003 |
| LS6U* | 2.606±0.012b | 2.633±0.014ab | 2.640±0.010ab | 2.642±0.031ab | 2.679±0.017a | 2.637±0.008 |
| WS6* | 3.119±0.018b | 3.137±0.018b | 3.128±0.015b | 3.161±0.041ab | 3.215±0.016a | 3.146±0.011 |
| LFW*** | 8.333±0.022b | 8.343±0.036b | 8.362±0.018b | 8.546±0.016a | 8.486±0.028a | 8.402±0.014 |
| WFW** | 2.856±0.009b | 2.866±0.015ab | 2.878±0.008ab | 2.902±0.008ab | 2.893±0.019a | 2.877±0.006 |
| LCa** | 0.491±0.004ab | 0.504±0.005a | 0.502±0.004a | 0.488±0.005ab | 0.484±0.005b | 0.495±0.002 |
| LCb*** | 0.218±0.003ab | 0.212±0.006bc | 0.201±0.002c | 0.230±0.003a | 0.226±0.003a | 0.216±0.002 |
| CT2*** | 6.981±0.105a | 6.788±0.105ab | 6.597±0.103b | 5.994±0.153c | 6.615±0.125b | 6.621±0.060 |
| CT3** | 6.763±0.111a | 6.403±0.092b | 6.389±0.078b | 6.099±0.207b | 6.787±0.108a | 6.479±0.059 |
| CT4*** | 4.200±0.069a | 4.365±0.056a | 4.372±0.064a | 3.580±0.103c | 3.831±0.108b | 4.113±0.045 |
| CSc** | 0.853±0.147a | 0.451±0.078bc | 0.325±0.059c | 0.863±0.109a | 0.666±0.135ab | 0.618±0.052 |
[i] Length of hairs (LH), Width tomentums a (WTa), Width tomentum b (WTb), Length of proboscis (LPr), Length of femur (LF), Length of tibia (LT), Length of metatarsus (LM), Width of metatarsus (WM), , Width of tergite 3 (WT3), Width of tergite 4 (WT4), Width of sternit 3 (WS3), Length of wax mirror, (LWM), Width of wax mirror (WWM), D. Between mirrors (DWM), Length of sternum 6 (LS6), Width of sternum 6 (WS6), Length of forewing (LFW), Width of forewing (WFW), Length of cubital a (LCa), Length of cubital b (LCb), Colour of tergit 2 (CT2), colour of tergit 3 (CT3), Colour of tergit 4 (CT4), Colour of scutelum (CSc)
[ii] NS, *, **, *** non significant and significant at 0.05, 0.01, and 0.001 respectively.
Table 2
The mean and standard errors of some calculated and direct measured morphological characters of the Thrace, Çanakkale and Gökçeada regions worker bee samples
| Tekirdağ | Kırklareli | Edirne | Çanakkale | Gökçeada | ||
|---|---|---|---|---|---|---|
| TI* | 4.284±0.232ab | 3.887±0.148b | 3.809±0.165b | 3.952±0.234b | 4.683±0.231a | 4.080±0.093 |
| LHLNS | 7.809±0.045 | 7.871±0.033 | 7.816±0.027 | 7.833±0.054 | 7.934±0.043 | 7.846±0.018 |
| CI*** | 2.302±0.043b | 2.471±0.044a | 2.552±0.051a | 2.153±0.044b | 2.188±0.048b | 2.365±0.025 |
| T3+T4*** | 3.737±0.015c | 3.675±0.017d | 3.695±0.014cd | 3.868±0.031b | 3.937±0.026a | 3.765±0.013 |
| MI*** | 57.206±0.387a | 55.716±0.331bc | 57.394±0.317a | 56.471±0.496ab | 55.236±0.194c | 56.508±0.180 |
| S6INS | 83.398±0.490 | 84.056±0.296 | 84.581±0.327 | 83.681±0.499 | 83.452±0.301 | 83.875±0.182 |
| A4*** | 32.109±0.206bc | 30.970±0.242d | 31.769±0.249c | 32.532±0.193ab | 32.866±0.320a | 31.953±0.122 |
| B4*** | 104.037±0.543ab | 105.727±0.598a | 103.399±0.660bc | 101.882±0.517cd | 101.027±0.802d | 103.474±0.312 |
| D7*** | 100.857±0.344a | 99.495±0.377b | 99.413±0.355b | 101,121±0.376a | 102.036±0.527a | 100.432±0.193 |
| E9*** | 20.392±0.153bc | 21.013±0.153a | 20.693±0.252ab | 19.855±0.134c | 19.158±0.294d | 20.336±0.105 |
| G12** | 88.837±0.430bc | 88.360±0.348bc | 87.933±0.348c | 90.190±0.331a | 89.480±0.436ab | 88.857±0.184 |
| J10** | 52.605±0.398b | 53.989±0.358a | 54.274±0.443a | 53.876±0.499a | 52.536±0.520b | 53.521±0.206 |
| J16*** | 90.103±0.385bc | 91.953±0.357a | 90.859±0.401ab | 91.927±0.405a | 89.436±0.434c | 90.936±0.196 |
| K19NS | 74.372±0.367 | 75.440±0.416 | 75.356±0.291 | 75.615±0.428 | 74.662±0.499 | 75.104±0.179 |
| L13*** | 16.145±0.119b | 15.556±0.143cd | 15.390±0.112d | 17.759±0.290a | 15.989±0.273bc | 16.112±0.112 |
| N23*** | 88.683±0.402cd | 91.161±0.263b | 89.854±0.405bc | 92.905±1.066a | 88.180±0.408d | 90.212±0.288 |
| O26* | 34.496±0.420b | 35.195±0.456ab | 34.147±0.444b | 34.537±0.602b | 36.538±0.807a | 34.862±0.239 |
[i] Tomentum Index (TI), Length of Hind Leg (LHL), Cubital Index (CI), Body size (T3+T4), Metatarsal Index (MI), Sternum 6 Index (S6I), Veinal angles A4, B4, D7, E9, G12; J10, J16, K19, L13, N23, O26
[ii] NS, *, **, *** non significant and significant at 0.05, 0.01, and 0.001 respectively.

Fig. 2
Discriminant Analysis of honey bee (Apis mellifera) samples from different genotypes (Tekirdağ, Edirne, Kırklareli, Çanakkale and Gökçeada Island). Horizontal axis: canonical function 1; vertical axis: canonical function 2.
Table 3
Grouping levels of 110 worker bee samples collected from bee genotypes in five different areas and the number and ratios of the genotype groups each sample represents
| Edirne | Çanakkale | Gökçeada | ||||||
|---|---|---|---|---|---|---|---|---|
| Tekirdağ | 23 | 2 | 25 | |||||
| Kırklareli | 23 | 2 | 25 | |||||
| Number | Edirne | 2 | 23 | 25 | ||||
| Çanakkale | 20 | 20 | ||||||
| Orijinal Groups | Gökçeada | 15 | 15 | |||||
| Tekirdağ | 92.0 | 8.0 | 100.0 | |||||
| Kırklareli | 92.0 | 8.0 | 100.0 | |||||
| % | Edirne | 8.0 | 92.0 | 100.0 | ||||
| Çanakkale | 100.0 | 100.0 | ||||||
| Gökçeada | 100.0 | 100.0 |
Table 4
The polymorphic sites of the intergenic tRNAleu-cox2 region of the previous C2 haplotypes and the haplotypes that are found in this study, NCBI GenBank accession umbers and the citing references are given. The mtDNA fragment corresponds to the positions 3363–3935 bp published by Crozier & Crozier (1993).
| Haplotypes | bp | 3406 | 3410* | 3424* | 3425* | 34281 | 3442 | 3449 | 3474 | 3488* | 3512* | 3514 | 3535 | 3536* | 3567 | 3569 | 3573* | 3575 | 3576* | 3588 | 3589 | 3605 | 3634 | 3664* | 3670 | 3735 | 3769 | 3771 | References |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| JQ977700_C2c (A. m. carnica) | 572 | T | A | A | T | - | T | T | T | A | T | T | A | A | A | A | A | - | C | G | - | . | T | T | T | T | C | C | Suśnik et al., 2004; Muñoz et al., 2009, 2012 |
| JQ977701 / FJ824585_C2d (A.m.carnica / A.m.macedonica) | 572/526. | . | . | . | - | . | . | - | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Suśnik et al., 2004; Muñoz et al., 2009, 2012 |
| JQ977702_C2e (A. m. carnica) | 571 | . | . | . | . | - | . | . | - | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Kozmus et al., 2007; Muñoz et al., 2009 |
| FJ357806_C2f (A. m. meda) | 571 | . | . | . | . | - | - | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Özdil et al., 2009 |
| FJ357807_C2g (A. m. meda) | 571 | . | . | . | . | - | - | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | . | T | . | Özdil et al., 2009 |
| FJ357808_C2h (A. m. caucasica) | 514 | . | . | . | . | - | . | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | . | T | T | Özdil et al., 2009 |
| FJ447491_C2i (A. m. carnica) | 517 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | A | - | . | C | . | . | . | T | . | Nedić et al., 2009 |
| JF723978_C2j (A. m. carnica) | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | . | T | . | Nedić et al., 2009; Coroian et al., 2014 |
| GQ433624_C2k (A. m. carnica) | 401 | . | . | . | . | - | . | . | - | . | . | . | . | . | . | . | . | - | . | A | - | . | C | . | . | . | T | . | Razpet at al., 2009 unpublished |
| GQ433625_C2l (A. m. carnica) | 401 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | - | . | - | . | . | - | . | . | . | . | . | . | . | Razpet at al., 2009 unpublished |
| GQ433626_C2m (A. m. carnica) | 402 | C | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | . | . | . | . | Razpet at al., 2009 unpublished |
| GQ433627_C2n (A. m. carnica) | 402 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | C | . | . | . | Razpet at al., 2009 unpublished |
| JQ977704_C2o (A. m. carnica) | 571 | . | . | . | . | - | . | . | - | . | . | A | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Muñoz et al., 2012 |
| JQ977705_C2p (A. m. carnica) | 571 | . | . | . | . | - | . | C | - | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Muñoz et al. 2012; Coroian et al. 2014 |
| HM117905_C2q (A. m. carnica) | 549 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Muñoz 2013/Coroian et al. 2014 |
| HM117906_C2r (A. m. carnica) | 546 | . | . | . | . | - | . | . | . | . | . | . | T | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Coroian et al. 2014 |
| JF723979_C2s | 572 | . | . | . | . | - | . | . | . | . | . | A | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | Muñoz 2013 |
| JQ973663_C2t | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | A | T | . | Muñoz 2013 |
| JQ973664_C2v | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | . | . | T | . | Muñoz 2013 |
| JQ754649 C2x | 573 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | A | . | A | - | . | C | . | . | . | T | . | Muñoz 2013/Coroian et al. 2014 |
| JQ754650_C2y | 571 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | - | . | . | . | . | . | . | Muñoz 2013; Coroian et al. 2014 |
| JQ754648_C2z | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | . | . | . | . | Muñoz 2013/; Coroian et al. 2014 |
| MH939332_C2d | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939333_C2d1 | 571 | . | . | . | . | - | . | . | . | . | . | . | . | - | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939334_C2s | 572 | . | . | . | . | - | . | . | . | . | . | A | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939335_C2v | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | . | . | T | . | |
| MH939336_C2v1 | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | A | - | . | . | . | . | . | T | . | |
| MH939337_C2v2 | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | T | . | - | . | . | . | . | . | T | . | |
| MH939338_C2d2 | 572 | . | . | . | . | - | . | . | . | . | C | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939339_C2i | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | A | - | . | C | . | . | . | T | . | |
| MH939340_C2i2 | 572 | . | T | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939341_C2i3 | 571 | . | T | - | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939342_C2s1 | 572 | . | T | . | . | - | . | . | . | . | . | A | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939343_C2c1 | 572 | . | T | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | . | . | . | . | . | . | |
| MH939344_C2i1 | 572 | . | T | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | A | - | . | C | . | . | . | T | . | |
| MH939345_C2j | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939346_C2h | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | T | . | . | - | . | . | - | . | C | . | . | . | T | T | |
| MH939347_C2d3 | 572 | . | . | . | C | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | . | |
| MH939348_C2d4 | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | T | - | . | . | - | . | C | . | . | . | T | . | |
| MH939349_C2h1 | 572 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | T | |
| MH939350_C2h2 | 573 | . | . | . | . | - | . | . | . | . | . | . | . | . | . | . | . | - | . | . | G | . | C | . | . | . | T | T | |
| MH939351_C2h3 | 571 | . | . | . | . | - | . | . | . | - | . | . | . | . | . | . | . | - | . | . | - | . | C | . | . | . | T | T | |
| MH939352_C2s2 | 572 | . | . | . | . | - | . | . | . | . | . | A | . | . | . | . | . | - | . | . | - | . | C | C | . | . | T | . | |
| MH939353_C2s3 | 571 | . | . | . | . | - | . | . | . | . | . | . | . | - | . | . | . | - | . | . | - | . | C | C | . | . | T | . |
Table 5
Number of analyzed colonies (n), haplotype distributions in the honey bee colonies from Thrace and the reference populations
| Location | n | C2d | C2d1 | C2s | C2v | C2v1 | C2v2 | C2d2 | C2i | C2i1 | C2i2 | C2i3 | C2s1 | C2c1 | C2j | C2h | C2d3 | C2d4 | C2h1 | C2h2 | C2h3 | C2s2 | C2s3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tekirdağ | 50 | 39 | 2 | 5 | 1 | 2 | 1 | ||||||||||||||||
| Kırklareli | 67 | 16 | 1 | 8 | 2 | 1 | 2 | 3 | 22 | 6 | 2 | 3 | 1 | ||||||||||
| Edirne | 49 | 33 | 1 | 2 | 5 | 4 | 2 | 2 | |||||||||||||||
| Çanakkale | 31 | 6 | 8 | 3 | 5 | 2 | 2 | 2 | 3 | ||||||||||||||
| Gökçeada | 20 | 10 | 1 | 4 | 1 | 1 | 3 | ||||||||||||||||
| 217 | 104 | 10 | 12 | 18 | 3 | 2 | 2 | 6 | 3 | 22 | 6 | 2 | 3 | 6 | 2 | 2 | 3 | 2 | 2 | 3 | 1 | 3 | |
| A. m. carnica | 2 | 2 | |||||||||||||||||||||
| A. m. macedonica | 2 | 2 | |||||||||||||||||||||
| A. m. caucasica | 2 | 2 |

Fig. 3
Neighbor-joining tree based on intergenic tRNAleu-cox2 region sequences performed on nucleotide distances computed by Kimura’s (1980) formula through MEGA6 (Tamura et al., 2013).
▪Indicates novel haplotypes that were found in this study.

Fig. 4
A NeighborNet Network constructed from SplitsTree4 (version 4.1)
**Novel haplotypes found in this study are written in blue.