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Heavy metal accumulation in a bioindicator species, Limpet Patella caerulea, in Yalova (İzmit Bay): Risk assessment for human health


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Figure 1

Study area
Study area

The physicochemical variables at the sampling stations from the Samanlıdere Fisher Shelter, Yalova

Months Temperature (°C) DO (mg l−1) pH Salinity (PSU)
April 15 11.21 8.31 22
May 21.1 11.22 8.33 22
June 23.8 9.85 8.33 22
July 23.1 8.69 8.27 24
August 24.8 8.97 8.34 23
September 22.5 9.32 8.42 24
October 19.2 8.42 8.41 26
November 18.7 8.32 8.33 27

Heavy metal concentrations in Patella caerulea samples (mg kg−1 dw; mean ± SE)

Months Cd Cu Pb Ni Zn Fe
April 2.60 ± 0.008a 9.36 ± 0.09ae 1.02 ± 0.016a 102.0 ± 0.37a 58.25 ± 0.59a 1611.00 ± 19.86a
May 2.31 ± 0.026b 9.03 ± 0.04b 0.86 ± 0.016bce 74.75 ± 0.32bf 60.76 ± 0.43b 1415.00 ± 3.61bd
June 3.27 ± 0.028c 11.44 ± 0.42cd 0.83 ± 0.005c 83.65 ± 0.20cd 66.22 ± 0.84cd 1337.33 ± 9.53c
July 2.55 ± 0.009d 10.87 ± 0.49d 0.74 ± 0.009d 82.81 ± 0.66d 67.33 ± 0.29d 1436.33 ± 22.73d
August 2.20 ± 0.008eh 9.22 ± 0.01e 0.88 ± 0.013ef 47.59 ± 0.29ef 80.86 ± 0.56e 1365.33 ± 4.18e
September 2.01 ± 0.005f 6.33 ± 0.05f 0.93 ± 0.019f 46.63 ± 0.29f 64.35 ± 0.26f 1120.67 ± 4.26fh
October 5.74 ± 0.044g 12.90 ± 0.13g 1.95 ± 0.021g 154.67 ± 0.24g 109.57 ± 1.07g 3086.00 ± 46.13g
November 2.21 ± 0.006h 2.45 ± 0.02h 1.59 ± 0.035h 16.31 ± 0.02h 21.12 ± 0.09h 1134.00 ± 14.00h

Heavy metal levels in P. caerulea and Patella spp. reported in previous studies (mg kg−1 dw; Nd – not detectable)

Site Cd Cu Pb Ni Zn Fe Reference
Aegean Sea 0.004 – 0.065 Nd - 0.249 0.010 – 0.191 0.021 – 0.339 0.26 – 1.66 1.85 – 76.0 Aydın - Önen & Öztürk (2017)
Mediterranean Sea 3.9 – 80.0 1.6 – 25.0 4.9 – 26.1 2.0 – 54.2 22.7 – 756.8 121.3 – 1274 Duysak & Azdural (2017)
Black Sea 0.02 – 0.04 0.61 – 0.85 0.05 – 0.19 - - 12 – 23 21 – 38 Bat et al. (2015)
Mediterranean Sea 0.24 – 0.68 1.09 – 5.58 0.05 – 0.70 0.39 – 1.60 3.70 – 13.71 36.56 – 212.9 Yüzereroğlu et al. (2010)
Mediterranean Sea 0.11 – 2.04 - - 0.00 – 3.74 - - - - - - Ayas et al. (2009)
Mediterranean Sea 2.39 – 4.97 1.58 – 4.02 4.28 – 14.53 3.60 - 12.21 23.13 – 46.59 15.34 – 41.20 Türkmen et al. (2005)
Mediterranean Sea 2.5 – 30.3 1.4 – 13.7 0.3 – 3.2 2.5 – 14.6 44.8 – 96 891 – 1512 Ramelov (1985)
Favignana Island (Italy) 3.30 – 6.30 1.21 – 2.35 0.14 – 1.52 - - 3.5 – 14.6 - - Campanella et al. (2001)
Saronic Gulf (Greece) - - 5.0 – 77.4 - - 6.0 – 31.6 43 – 367 96 – 3045 Kontopoulos et al. (2003)
Nord Coasts of Tunisia 0.43 – 1.50 5.59 – 9.29 2.73 – 3.61 3 – 4.14 - - 1.86 – 2.59 Belkhodja et al. (2010)
Tunisian Coastal 0.78 – 1.63 5.59 – 9.29 3.51 – 3.61 3 – 3.43 - - 1.86 – 2.59 Belkhodja & Romdhane (2013)
Larymna Bay (Greece) 7.2 – 95.8 - - - - 38.1 – 126 843 – 1623 Bordbar et al. (2015)
Favignana Island (Italy) 1.7 – 11.8 0.47 – 3.79 0.06 – 2.18 - - 2.2 – 19.1 - - Cubbada et al. (2001)
Tyrrhenian Sea (Italy) 2.89 – 4.06 10.2 – 19.2 0.51 – 1.50 - - 87.4 – 117.1 - - Conti and Cecchetti (2003)
Red Sea 0.63 – 2.13 1.61 – 12.17 6.23 – 70.91 3.06 – 9.88 56.47 – 191.42 1.24 – 2.94 Hamed & Emara (2006)
North East Greece - - 6 – 28 8 – 96 9 196 – 948 - - Kelepertsiz (2013)
Marmara Sea 2.84 ± 0.43 (2.01 – 5.74) 8.95 ± 0.16 (2.45 – 12.90) 1.10 ± 0.15 (0.74 – 1.95) 76.07 ± 14.77 (16.31 – 154.67) 66.06 ± 8.69 (21.12 – 109.57) 1563.21 ± 224.78 (1120.67 – 3086.00) This study

ADI, PTWI, EDI, EWI, THQ, THQ, and CR estimates for individual heavy metals caused by the consumption of P. caerulea for inhabitants of Samanlıdere Fisher Shelter, Yalova

Heavy Metals Max. (mg kg−1) ADI (mg kg−1) PTWI (mg kg−1) EDI (mg kg−1) EWI (mg kg−1) THQ TTHQ CR (mg kg−1)
Cd 5.74 0.06 0.44 0.002 0.014 1.87 6.21 1.2 10−2
Cu 12.90 35 245 0.004 0.025 0.11
Pb 1.95 0.25 1.75 0.001 0.007 0.16 5.4 10−6
Ni 154.67 0.35 2.45 0.050 0.350 2.52 8.6 10−2
Zn 109.57 70 490 0.036 0.252 0.12
Fe 3086 56 392 1.005 7.035 1.44
eISSN:
1897-3191
Język:
Angielski
Częstotliwość wydawania:
4 razy w roku
Dziedziny czasopisma:
Chemistry, other, Geosciences, Life Sciences