9/19/19 Long Term Monitoring Program (LTEMP) Sediments Mussel tissue ........... 1993 - Project Initiated by Kinnetic Labs (KLI) based on NOAA Status and Trends Program 2002 - PECI 1
9/19/19 Modified Van Veen grab sampler 2
9/19/19 Mussel Samples Sampling Design and Frequency Port Valdez sediments and mussels are sampled annually in summer Beginning in 2009 mussels from the outer stations in PWS and the GOA are sampled in the summer every five years All stations were sampled in 2018 3
9/19/19 Source Identifications and Concentrations Interpret samples’ hydrocarbon patterns PAH (polycyclic • aromatic hydrocarbons) AHC (aliphatic • hydrocarbons) Sterane/Triterpane • biomarkers PAH – Polycyclic Aromatic Hydrocarbons Naphthalene Fluoranthene Benzo[b]fluoranthene C1-Naphthalene Pyrene Benzo[k]fluoranthene C2-Naphthalene C1-Fluor/Pyrene Benzo[e]pyrene C3-Naphthalene C2-Fluor/Pyrene Benzo[a]pyrene C4-Naphthalene C3-Fluor/Pyrene Perylene Biphenyl Benzo[a]anthracene Indeno[1,2,3-c,d]pyrene Acenaphthylene Chrysene Dibenzo[a,h]anthracene Acenaphthene C1-Chrysene Benzo[g,h,I]perylene Fluorene C2-Chrysene C1-Fluorene C3-Chrysene C2-Fluorene C4-Chrysene C3-Fluorene Dibenzothiophene C1-Dibenzothiophene C2-Dibenzothiophene S C3-Dibenzothiophene Anthracene Phenanthrene C1-Phen/Anthracene C2-Phen/Anthracene C3-Phen/Anthracene C4-Phen/Anthracene 4
9/19/19 PAH – Polycyclic Aromatic Hydrocarbons Naphthalene Fluoranthene Benzo[b]fluoranthene C1-Naphthalene Pyrene Benzo[k]fluoranthene C2-Naphthalene C1-Fluor/Pyrene Benzo[e]pyrene C3-Naphthalene C2-Fluor/Pyrene Benzo[a]pyrene C4-Naphthalene C3-Fluor/Pyrene Perylene Biphenyl Benzo[a]anthracene Indeno[1,2,3-c,d]pyrene Acenaphthylene Chrysene Dibenzo[a,h]anthracene Acenaphthene C1-Chrysene Benzo[g,h,I]perylene Fluorene C2-Chrysene C1-Fluorene C3-Chrysene C2-Fluorene C4-Chrysene Alaska North Slope Crude PAH C3-Fluorene 1800 Dibenzothiophene 1600 1400 1200 C1-Dibenzothiophene mg/Kg 1000 800 C2-Dibenzothiophene 600 S 400 200 C3-Dibenzothiophene 0 N N1 N2 N3 N4 BI AC AE F F1 F2 F3 D D1 D2 D3 D4 A P P/A1 P/A2 P/A3 P/A4 FL PY F/P1 F/P2 F/P3 F/P4 BA C C1 C2 C3 C4 BB BK BEP BAP PER IP DA BP Anthracene Phenanthrene C1-Phen/Anthracene C2-Phen/Anthracene C3-Phen/Anthracene C4-Phen/Anthracene Aliphatic Hydrocarbons (n-alkanes) Average BWTP Water Sample H H n=2 1800 H—C—C—H Avg TAlk = 17,290 ±3,040 1600 H H 1400 H H H 1200 H—C—C—C—H 1000 ng/L H H H 800 H H H H 600 H—C—C—C—C—H 400 H H H H 200 0 H H H H H C10 C11 C12 C13 C14 C15 C16 C17 Pristane C18 Phytane C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 H—C—C—C—C—C—H H H H H H n-Alkane (SE mean) 2001 Mixing Zone Program 5
9/19/19 WG1134235-1-ANS Hydrocarbon Biomarkers 450 400 350 well preserved “fossil tattoos” 300 250 mg/kg 200 150 100 50 0 T4 T5 T6 T6a T6b T6c T7 T8 T9 T10 Ts TR30a TR30b Tm 14a 14b T15 T16 T17 T18 OL T19 T20 T21 T22 Gamm T26 T27 T30 T31 T32 T33 T34 T35 S4 S5 S8 DIA29S DIA29R S18 S19 S20 S24 S25 S28 S14 S15 S22 S23 S26 S27 TAS0 TAS1 TAS2 TAS3 TAS4 TAS5 TAS6 Preg MPreg EPregA EPregB MAS1 MAS2 MAS3 MAS4 MAS5 MAS6 MAS7 MAS8 MAS9 MAS10 MAS11 MAS12 Terpanes Hopanes Steranes Aromatic Steranes 18α(H),21β(H)-22,29,30- C23 tricyclic terpane T4 Ts Gammacerane T22a C22 5α(H),14β(H),17α(H)-sterane trisnorhopane C26,20S TAS TAS0 C20 Pregnane Preg 17α(H),21β(H)-22,29,30- 22S-17α(H),21β(H)-30,31- C27 20S-13β(H),17α(H)-diasterane C26,20R+C27,20S C24 tricyclic terpane T5 Tm T26 S4 trisnorhopane bishomohopane (diacholestane) TAS TAS1 C21 20-Methylpregnane MPreg 17α(H),18α(H),21β(H)-28,30- 14a 22R-17α(H),21β(H)-30,31- C27 20R-13β(H),17α(H)-diasterane C22 20-Ethylpregnane C25 tricyclic terpane (a) T6 T27 S5 bisnorhopane bishomohopane (diacholestane) C28,20S TAS TAS2 (a) EPregA 17α(H),21β(H)-25-norhopane 14b 22S-17α(H),21β(H)-30,31,32- C27 20S-5α(H),14α(H),17α(H)- C22 20-Ethylpregnane C25 tricyclic terpane (b) T6 T30 S12 C27,20R TAS trishomohopane cholestane TAS3 (b) EPregB T6a 17α(H),21β(H)-30-norhopane T15 22R-17α(H),21β(H)-30,31,32- C27 20R-5α(H),14β(H),17β(H)- C24 tetracyclic terpane T31 S14 C28,20R TAS trishomohopane cholestane TAS4 5b(H)-C27 (20S) MAS+ MAS1 T6c 18α(H),21β(H)-30- T16 22S-17α(H),21β(H)-30,31,32,33- C27 20S-5α(H),14β(H),17β(H)- C26 tricyclic terpane (a) T32 S15 C29,20S TAS norneohopane tetrakishomohopane cholestane TAS5 5b(H)-C27 (20R) MAS+ MAS2 T6b 17β(H),21α(H)-30-norhopane T17 22R-17α(H),21β(H)-30,31,32,33- C27 20R-5α(H),14α(H),17α(H)- C26 tricyclic terpane (b) T33 S17 C29,20R TAS (normoretane) tetrakishomohopane cholestane TAS6 5a(H)-C27 (20S) MAS MAS3 18α(H) and 18β(H)-oleanane T18 22S-17α(H),21β(H)-30,31,32,33,34- C28 20S-5α(H),14α(H),17α(H)-ergostane C28 tricyclic terpane (a) T8 T34 S20 pentakishomohopane (methylcholestane) 5b(H)-C28 (20S) MAS+ MAS4 T19 22R-17α(H),21β(H)-30,31,32,33,34- C28 20R-5α(H),14β(H),17β(H)-ergostane C28 tricyclic terpane (b) T7 17α(H),21β(H)-hopane T35 S22 pentakishomohopane (methylcholestane) 5a(H)-C27 (20R) MAS MAS5 T10 17α(H)-30-nor-29- C28 20S-5α(H),14β(H),17β(H)-ergostane C29 tricyclic terpane (a) S23 homohopane (methylcholestane) 5a(H)-C28 (20S) MAS MAS6 17β(H),21α(H)-hopane C28 20R-5α(H),14α(H),17α(H)-ergostane C29 tricyclic terpane (b) T9 T20 S24 (moretane) (methylcholestane) 5b(H)-C28 (20R) MAS+ MAS7 22S-17α(H),21β(H)-30- C29 20S-5α(H),14α(H),17α(H)- T21 S25 5b(H)-C29 (20S) MAS+ MAS8 homohopane stigmastane (ethylcholestane) 22R-17α(H),21β(H)-30- C29 20R-5α(H),14β(H),17β(H)- T22 S26 homohopane stigmastane (ethylcholestane) 5a(H)-C29 (20S) MAS MAS9 C29 20S-5α(H),14β(H),17β(H)- S27 stigmastane (ethylcholestane) 5a(H)-C28 (20R) MAS MAS10 C29 20R-5α(H),14α(H),17α(H)- S28 stigmastane (ethylcholestane) 5b(H)-C29 (20R) MAS+ MAS11 5a(H)-C29 (20R) MAS MAS12 Data analysis 6
9/19/19 BWTF Sampling 2004, 2005, 2016, 2017 Characterizing the BWTF Effluent Ballast water treatment biological digestion tank Outflow from BWTF to offshore diffuser Utilization of the Raw sample Portable Large- Volume Water filter Sampling System (PLVWSS) Flexible 0.7 µ m glass- vacuum fiber filter in tubing stainless steel Teflon Millipore stopper Dissolved fraction filter holder with Viton “O”-ring In-Line Vacuum Charcoal Pump sample Filter and Dissolved fraction fluid Water Filtered oil droplets Trap Portable 110 VAC Dissolved phase 3.8 L (1 gal) amber glass Power Supply hydrocarbons in water-sampling bottle water Wooden cruise box serves as support stand/work station Separately analyze the dissolved and particulate phase samples 7
Recommend
More recommend
