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Figure 1

The study area and sampling sites at the lotic oxbow lakes and tributaries of the Narew River
The study area and sampling sites at the lotic oxbow lakes and tributaries of the Narew River

Figure 2

Significant statistical differences between the number of fungi and fungus-like organisms identified in the oxbow lakes and tributaries of the Narew in spring
Significant statistical differences between the number of fungi and fungus-like organisms identified in the oxbow lakes and tributaries of the Narew in spring

Figure 3

Significant statistical differences between the number of fungi and fungus-like organisms identified in the oxbow lakes and tributaries of the Narew in autumn
Significant statistical differences between the number of fungi and fungus-like organisms identified in the oxbow lakes and tributaries of the Narew in autumn

Figure 4

Statistically significant correlations between the number of fungi and fungus-like organisms identified in spring in the studied waters and the values of hydrochemical parameters: A1 – temperature, B1 – pH, C1 – carbon dioxide, D1 – magnesium, E1 – sulphates, F1 – chlorides
Statistically significant correlations between the number of fungi and fungus-like organisms identified in spring in the studied waters and the values of hydrochemical parameters: A1 – temperature, B1 – pH, C1 – carbon dioxide, D1 – magnesium, E1 – sulphates, F1 – chlorides

Figure 5

Statistically significant correlations between the number of fungi and fungus-like organisms identified in autumn in the studied waters and the values of hydrochemical parameters: A2 – pH, B2 – ammoniacal nitrogen, C2 – nitrate nitrogen, D2 – phosphates, E2 -suspended solids, F2 – calcium ions, G2 – magnesium, H2 – iron, I2 – dissolved solids
Statistically significant correlations between the number of fungi and fungus-like organisms identified in autumn in the studied waters and the values of hydrochemical parameters: A2 – pH, B2 – ammoniacal nitrogen, C2 – nitrate nitrogen, D2 – phosphates, E2 -suspended solids, F2 – calcium ions, G2 – magnesium, H2 – iron, I2 – dissolved solids

Physicochemical composition of water samples collected from the tributaries of the Narew River (I, II, III) and from the lotic oxbow lakes of the Narew River (IV, V, VI) in autumn (n=3)

Specification Unit I II III IV V VI
Temperature °C 12 14 12 18 16 19
pH 7.60 7.75 7.65 7.10 7.22 7.15
O2 mg dm3 15.68 15.66 15.67 14.66 14.67 14.68
BOD5 7.81 7.21 9.22 8.22 8.22 8.22
COD 9.02 7.00 9.05 9.06 14.63 14.64
CO2 13.0 12.2 10.0 12.0 12.0 12.0
Alkalinity in CaCO mval 4.4 4.0 4.5 4.5 4.3 4.2
N-NH3 mg dm3 1.470 1.220 1.340 0.790 0.270 0.970
N-NO2 0.0336 0.0330 0.0320 0.0236 0.0272 0.0336
N-NO3 0.650 0.580 0.660 0.220 0.460 0.230
P-PO4 0.620 0.760 0.760 0.560 0.500 0.673
Sulfates 20.15 38.26 38.26 26.32 19.33 20.15
Chlorides 65 58 54 54 53 53
Total hardness mg Ca dm3 72.00 72.00 69.84 100.30 107.50 104.70
Total hardness mg Mg dm3 3.44 9.03 8.32 10.25 10.16 10.22
Fe mg dm3 0.90 0..40 0.95 1.80 2.30 2.20
Dry residue 292 266 258 278 298 299
Dissolved solids 279 247 240 266 286 286
Suspended solids 13 19 18 12 12 13

Fungi and straminipilous organisms found in water collected from the tributaries and from the lotic oxbow lakes of the Narew River in spring and autumn (a – autumn, s – spring)

Kingdom, class, order and species Water sites
Narew-tributaries (Nt) Narew-oxbow lakes (No)
I II III IV V VI
Fungi
 Ascomycota
  Pleosporales
   1. Alternaria alternata (Fr.) Keissl. s
  Eurotiales
   2. Aspergillus fumigatus Fresen. a s s
  Saccharomycetales
   3. Geotrichum candidum Link s s s
 Blastocladiomycota
  Blastocladiales
   4. Allomyces moniliformis Coker & Braxton s
   5. Blastocladiopsis parva (Whiffen) Sparrow a a s, a a a, s s, a
   6. Catenaria anguillulae Sorokin a a a
   7. C. verrucosa Karling s s
   8. Catenophlyctis variabilis (Karling) Karling s s s
 Chytridiomycota
  Chytridiales
   9. Chytridium xylophilum Cornu s
   10. Chytridium schenkii (P.A. Dang.) Scherff
  Spizellomycetales
   11. Rhizophlyctis rosea (de Bary et Woronin) A. Fisch s
  Cladochytriales
   12. Nowakowskiella elegans (Nowakowski) Schröter s, a a a a
   13. Polyphagus euglenae Nowakowski a s s, a
   14. Rhizophydium globosum (Braun) Rabenhorst s s s s
 Zygomycota
  Zoopagales
   15. Zoophagus insidians Sammerst. a s, a s s
Stramenopila
 Oomycota
  Monoblepharidiales
   16. Monoblepharis brachyandra Lagerheim s, a s, a s, a s, a
   17. Monoblepharis macrandra (Lagerheim) Woronin s, a s, a s, a s, a
  Leptomitales
   18. Leptomitus lacteus C. Agardh s s
  Pythiales
   19. Pythium acanthicum Drechsler s, a a
   20. P. afertile Kanouse et Humphrey a s s a
   21. Globisporangium debaryanum (R. Hesse) Uzuhashi, Tojo & Kakish. a a a
   22. P. myriotylum Drechsler s, a s, a
  Rhipidiales
   23. Rhipidium parhtenosporum Kanouse a a a
  Saprolegniales
   24. Achlya americana Humphrey s a, s s
   25. A. ambisexualis Raper a s a s
   26. A. debaryana Humphrey a s, a a
   27. A. colorata Pringsheim s s, a s s
   28. A. flagellata Coker s, a
   29. A. radiosa Maurizio s s s
   30. Aphanomyces irregularis Scott s, a s, a s, a a a a
   31. Newbya oligocantha Spencer, Vick & Dick s s
   32. Saprolegnia diclina Coker s
   33. S. ferax (Gruith.) Thur. s, a s, a s, a s, a s, a s, a
   34. S. glomerata (Tiessnh.) A. Lund a s, a a a
   35. S. mixta de Bary s s s, a a
   36. Scoliolegnia asterophora (de Bary) M.W. Dick s s s
Total number 14s/13a 15s/13a 9s/9a 8s/9a 11s/7a 13s/10a

Physicochemical composition of water samples collected from the tributaries of the Narew River (I, II, III) and from the lotic oxbow lakes of the Narew River (IV, V, VI) in spring (n=3)

Specification Unit I II III IV V VI
Temperature °C 6 5 6 7 8 8
pH 7.60 7.74 7.64 7.10 7.21 7.13
O2 mg dm3 15.69 15.45 15.68 12.58 12.59 13.59
BOD5 8.23 7.22 7.22 7.81 7.22 9.23
COD 9.05 14.64 14.64 9.02 7.00 9.05
CO2 13.0 12.0 12.0 11.0 11.3 11.0
Alkalinity in CaCO3 mval 4.5 4.3 4.2 4.4 4.1 4.5
N-NH3 mg dm3 0.770 1.071 0.970 0.770 0.720 0.760
N-NO2 0.0236 0.0262 0.0236 0.0236 0.0236 0.0320
N-NO3 0.360 0.460 0.460 0.220 0.460 0.230
P-PO4 0.520 0.760 0.560 0.560 0.400 0.430
Sulfates 19.15 18.26 18.26 26.32 19.33 20.15
Chlorides 54 53 53 65 58 54
Total hardness mg Ca dm3 101.40 109.6 108.8 69.84 109.6 108.6
Total hardness mg Mg dm3 10.32 10.74 10.74 3.44 9.03 8.32
Fe mg 0.90 1.40 1.40 0.90 0..40 0.95
Dry residue mg dm3 272 295 295 294 256 256
Dissolved solids 256 283 283 281 247 240
Suspended solids 16 12 12 13 9 16
eISSN:
1897-3191
Langue:
Anglais
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4 fois par an
Sujets de la revue:
Chemistry, other, Geosciences, Life Sciences