AvaluaciAvaluacióó de lde l’’estat estat ecolecolòògic en ecosistemes gic en ecosistemes

lenlenííticstics somssomsXavier Quintana, Dani Boix, Xavier Quintana, Dani Boix, StéphanieStéphanie Gascón, Jordi SalaGascón, Jordi Sala

InstitutInstitut d’Ecologia Aquàticad’Ecologia AquàticaUniversitatUniversitat de Gironade Girona

4229262

Shallow water bodies (<6m)

below 800 m

ATW

TAWFTWFPW

Number of:

48202214

Waterbodies

Samples

6

phase 1: 18 wetlands were monthly sampled during at least a year

phase 2: 81 wetlands were biannual sampled

Shallow lentic ecosystems Typification

-2 3

-23

Talassohaline wetlands Freshwater temporarywetlands

Freshwater permanent andsemipermanent wetlands

Athalassohaline wetlands

Shallow lentic ecosystems Typification

Mesohaline and hyperhaline Ecosystems

(5 40 ‰ )

Freshwater and oligohaline Ecosystems

(<5 ‰ )

Originof Salinity

AthalassohalineEcosystems

Thalassohalineecosystems

Annual dry

Freshwater permanent

(and semipermanent) Ecosystems

Freshwater temporary Ecosystems

NOYES

NO NOYESYES

Conductivity > 5 mS·cm-1

QAELSQAELSQualitatQualitat de l’aigua en ecosistemes lenítics somsde l’aigua en ecosistemes lenítics soms

1 1 -- SENSIBILITAT SENSIBILITAT mitjançantmitjançant l’estructural’estructura i i composiciócomposició de la de la comunitatcomunitat de de microcrustacismicrocrustacis ((recollitsrecollits ambamb xarxaxarxa de 250 de 250 µµm ) m )

Index Index ACCOACCO((AbundànciaAbundància de de CladòcersCladòcers, , CopèpodsCopèpods i i OstracodesOstracodes))

2 2 –– RIQUESA RIQUESA mitjançantmitjançant la la riquesariquesa taxonòmicataxonòmica de de crustaciscrustacis i i insectesinsectes

Index Index RICRIC((RiquesaRiquesa d’Insectesd’Insectes i i CrustacisCrustacis))

(Boix et al., 2005 Aquatic Conservation)

ACCO: elaboration

-1.0 1.0

-1.0

1.0

Chla

Oxig(d)

Amoni

Nitrit Nitrat

Fosfat

Ntot

Ptot

-1.0 1.0-1

.01.

0

ALEC

ALRE

CEDU

CEQU

CERE

CHSP

DACU

DAMA

DAOB

DAPU

MOBR

PLAD

SIEX

SIVE

TRAM

DICY

MIKU

ACRO

CYSP

DIBI

DIBS

DIBO

EUSE

MEVV

TRPR

CAST

BROB

BRFUCYBI

CYOV

EUVI

HECH

HEIN

PAPS

PLNE

Chla

Oxig(d)

Amoni

Nitrit Nitrat

Fosfat

Ntot

Ptot

-+ -+

cladocera non euricercidacladocera euricercida

copepoda calanoidacopepoda cyclopoidacopepoda harpacticoidaostracoda

Example: Freshwater Temporary Ecosystems

ACCO: elaborationAbbreviations Quality Quality Water Quality

value coefficient

DICY 1.6001 10 HighDACU 1.3312 10CYBI 1.1728 9MOBR 0.8502 8PAPS 0.7727 8ALRE 0.7412 8DIBS 0.6312 7TRAM 0.4007 7CAST 0.3906 7DAPU 0.3902 7HEIN 0.3757 7TRPR 0.3729 7EUSE 0.371 7DIBO 0.3647 7MEVV 0.2788 6BROB 0.2231 6ALEC 0.144 6CHSP 0.1345 6EUVI 0.0726 6CEDU 0.0707 5HECH 0.0595 5SIVE 0.0549 5DIBI -0.0061 5CERE -0.1761 5MIKU -0.3059 4CYSP -0.3431 4ACRO -0.3618 4DAMA -0.4673 4SIEX -0.6485 3BRFU -0.6634 3CYOV -0.7146 3CEQU -0.8694 2PLNE -1.1106 1PLAD -1.1106 1DAOB -1.1871 1 Low

Diaptomus cyaneus

Herpetocypris chevreuxi

Pleuroxus aduncus

ACCO: taxonomic resolution

• Family level (20)ALONINAEAMEIRIDAEBOSMINIDAECANDONIDAECANTHOCAMPTIDAECANUELLIDAECHYDORINAECLETODIDAECYCLOPINAECYPRIDIDAECYTHERIDEIDAEDAPHNIIDAEDIAPTOMIDAEEUCYCLOPINAEHALICYCLOPINAELOXOCONCHIDAEMOINIDAEPSEUDODIAPTOMIDAETEMORIDAETISBIDAE

• Main taxonomic group level (6)cladòcers no euricèrcidscladòcers euricèrcidscopèpodes calanoidescopèpodes ciclopoidescopèpodes harpacticoidesostracodes

Daphnia SimocephalusCeriodaphniaScapholeberis Moina BosminaPleuroxus AlonellaChydorusAlona LeydigiaOxyurellaTretocephalaEurytemora Calanipeda DiaptomusMixodiaptomus Halicyclops MacrocyclopsEucyclops TropocyclopsParacyclopsEctocyclopsCyclops AcanthocyclopsMegacyclopsDiacyclops

Canuella TisbeNitokra CanthocamptusCletocamptusFabaeformiscandonaCypriaCyclocyprisCyprisEucypris BradleycyprisBradleystrandesiaHerpetocyprisHeterocyprisCypridopsisPlesiocypridopsisSarscypridopsis ParalimnocythereCyprideisLoxoconcha

• Genera level (47)

ACCO: taxonomic resolution

Species level

1086420

Gen

era

leve

l

10

8

6

4

2

Species level

1086420

Mix

ed re

solu

tion

leve

l

10

8

6

4

2

0

Species level

1086420

Mai

n ta

xono

mic

gro

up le

vel 10

8

6

4

2

0

Species level

1086420

Fam

ily le

vel

10

8

6

4

2

0

r = -0.383** r = -0.148

r = 0.667** r = 0.980**

ACCO: index calculation

CyclocyprisCypris 9

indicator taxaQuality coef.

(k i )Daphnia curvirostris 9Daphnia obtusa 1Daphnia pulicaria 6Daphnia magna 3Simocephalus 5Ceriodaphnia 4Moina brachiata 7Pleuroxus 1Alonella 5Chydorus 5Alona 7Tretocephala 6Diaptomus 10Mixodiaptomus 4Eucyclops 6Tropocyclops 6Cyclops 4Acanthocyclops 4Megacyclops 6Diacyclops 6Canthocamptus 6

2

Eucypris 5Bradleycypris 5Bradleystrandesia 3Herpetocypris 5Heterocypris 6Cypridopsis 7Plesiocypridopsis 1Paralimnocythere 7

Ost

raco

daCo

pepo

daCl

adoc

era

i =each taxon with a weigh in the analysis >1% (indicator species)

j = number of taxa with a weigh in the analysis >1%

ni = relative abundance of the taxon iNi = abundance of the taxon iNtot = sum of the abundance of the taxa with a weigh in the analysis >1%

ki = quality coefficient

tot

ii N

Nn =

i

j

ii nkACCO ×= ∑

=1

RIC: richness of insects and crustaceanTaxonomic resolution used to calculate the taxonomic richness:

a) crustacean to genera b) immature stages of insects (nymphs, pupa and larva) to family c) adults of Coleoptera and Heteroptera to genera

QAELS = (ACCO+1)·log(RIC+1)

Conservation status Index (ECELS)

COMPONENT 1. Morfologia del litoral

COMPONENT 2. Activitat humana

COMPONENT 3. Característiques de l’aigua

COMPONENT 4. Vegetació helofítica i/o halòfila

COMPONENT 5. Vegetació hidrófila

(Sala et al., 2004 Archives des Sciences)

Basin littoral morphologyBasin littoral morphology

Human uses and activitiesHuman uses and activities

Helophytic and/or halophytic vegetationHelophytic and/or halophytic vegetation

HydrophiticHydrophitic vegetationvegetation

Assessment of ECOLOGICAL STATUS

QAELS ≥ 8 I (high)

6 ≤ QAELS < 8 II (good)

4 ≤ QAELS < 6 III (moderate)

2 ≤ QAELS < 4 IV (poor)

QAELS < 2 V (bad)

ECELS ≥ 90 I (high)

70 ≤ ECELS < 90 II (good)

50 ≤ ECELS < 70 III (moderate)

30 ≤ ECELS < 50 IV (poor)

ECELS < 30 V (bad)

I II III IV V

I HIGH GOOD GOOD MODERATE POOR

II GOOD GOOD MODERATE MODERATE POOR

III GOOD MODERATE MODERATE POOR BAD

IV MODERATE MODERATE POOR POOR BAD

V POOR POOR BAD BAD BAD

cate

gorie

s

QAE

LS

ECELS categories