Polish-Norwegian Research Fund Variability of the macrophyte assessment and it’s impact to uncertinity in river classification Krzysztof Szoszkiewicz Agnieszka Ławniczak Janina Zbierska Szymon Jusik Daniel Gebler Marta Szwabińska

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund Poznan University of Life Sciences Department of Ecology and Environment Protection Macrophyte Method for River Assessment

100 m Standard survey

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund Walking upstream Walking downstream Survey site dimensions Water flow direction 100 m

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund Macrophyte metrics Mean Standard deviation Variation coevicient MIR 41,3 7,7618,8 MIR classes2,10,6832,0 MTR37,78,0421,4 MTR classes2,90,4716,3 IBMR10,21,413,7 IBMR3,40,7822,8 Species richeness20,711,9757,9 Species richeness without algae19,611,8360,3 Shannon index0,80,5674,4 Shannon index without algae0,70,5677,4 Eveness0,20,1768,1 Eveness without algae0,20,1769,9 Invasives %0,10,11183,7 Chara %0,10,24424,3 Submerged %23,522,8797,4 Floating leaves (rooted) %4,412,8289,3 Submerged52,525,5348,6

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund NHJInvasivsCharElodNimfHelophMIRMTRIBMR Alkalinity-0,59-0,34-0,070,130,430,39-0,25-0,43-0,04-0,030,21 pH-0,23-0,30-0,460,29-0,03-0,12-0,290,50-0,40-0,42-0,53 TOC-0,23-0,03-0,17-0,40-0,09-0,21-0,230,10-0,210,280,51 N-NH4-0,120,210,110,05-0,25-0,09-0,170,24-0,53-0,130,33 N-NO3-0,63-0,55-0,37-0,050,490,14-0,40-0,07-0,19-0,060,06 Ntot-0,61-0,47-0,330,010,400,14-0,430,02-0,28-0,080,09 P-PO4-0,46-0,07-0,040,42-0,08-0,040,080,19-0,24-0,37-0,36 Ptot-0,75-0,31-0,48-0,12-0,03-0,43-0,200,18-0,59-0,170,09 Conduc-0,63-0,41-0,33-0,190,48-0,01-0,33-0,12-0,34-0,080,26 HQA-0,01-0,10-0,120,090,08-0,27-0,020,02 -0,41-0,03 HMS-0,180,120,070,270,240,10-0,18-0,150,210,200,06 Width0,550,500,35-0,11-0,150,070,230,08-0,08-0,07-0,25 Depth0,550,520,460,020,030,120,26-0,130,090,02-0,02 Veg structure0,230,130,04-0,09-0,24-0,23-0,030,330,06-0,15-0,09 BankFeatures0,10-0,07-0,100,05-0,21-0,15-0,240,320,05-0,120,02 BankModification-0,160,150,130,330,260,05-0,18-0,080,130,090,01 Cobble-0,07-0,18-0,29-0,15-0,10-0,27-0,14-0,130,380,480,12 GravelPebble-0,57-0,56-0,37-0,320,08-0,12-0,440,21-0,18 0,06 Sand0,390,250,110,49-0,050,39-0,19-0,170,100,190,07 Silt0,310,540,52-0,16-0,01-0,250,98-0,02-0,04-0,23-0,24 Grass-0,14-0,05-0,020,220,090,250,02-0,44-0,120,120,19 Urban-0,13-0,32-0,49-0,27-0,16-0,40-0,240,220,030,230,29 Farmland-0,33-0,40-0,19-0,100,39-0,05-0,23-0,030,03-0,060,10 r Pearson correlation

Probability of river wrong classification basing on MIR index in the sandy rivers (Starbugs)

Probability of river wrong classification basing on MIR index in the stony rivers (Starbugs)

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund Uniform water bodyEQRProbability of wrong classification [%] PLRW A0,89139,4 PLRW B1,0830,0 PLRW C0,85910,3 PLRW D0,843,9 PLRW E0,5934,9 PLRW ,8826,2 PLRW ,5450,1 PLRW ,69210,3 PLRW ,7063,8 PLRW ,67126,5 PLRW ,7360,7 Probability of wrong classification of uniform water bodies (Starbugs)

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund Thank you

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund 1. Index based on macrophytes and phytobenthos for river assessment. Authors: S.Schneider, J.Picińska-Fałtynowicz, K.Szoszkiewicz Deadline: April Diversity of different macrophyte and phytobenthos organisms developing in the lowland catchement. Authors: A.Ławniczak, J.Picińska-Fałtynowicz, S.Schneider, M.Szwabińska Deadline: April Ecological reaction of different macrophyte and phytobenthos groups. Authors: J.Picińska-Fałtynowicz, Sz.Jusik, J.Zbierska, S.Schneider Deadline: January Macrophytes preferences to the different sediments and water nutrient concentration Authors: A.Ławniczak, S.Schneider Deadline: November 2011 Macrophytes and phytobenthos - RIVERS

Polsko-Norweski Fundusz Badań Naukowych / Polish-Norwegian Research Fund 5.Differentiation of macrophyte development in the river-lake system in the Wel catchement. Authors: K.Szoszkiewicz, H.Ciecierska, M.Szwabińska, M.Mjelde Deadline: December Comparision of the ecological drivers differentiating macrophyte development in various types of aquatic systems. Authors: H.Ciecierska, K.Szoszkiewicz, A.Kolada, D.Gebler, J.Ruszczyńska Deadline: April Comparision of ecological reaction of different organism groups in rivers. Authors: K.Szoszkiewicz, J.Błachhuta, J.Picińska-Fałtynowicz, S.Schneider (and others) Deadline: April 2011 Macrophytes and phytobenthos - RIVERS