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-5 m
-10 m
-15 m
-20 m
5 m 1
2
3
4
5
6
0 m
• First year: samples at different depths
-5 m
-10 m
-15 m
-20 m
5 m 1
2
3
4
5
6
0 m
-5 m
-10 m
-15 m
-20 m
5 m 1
2
3
4
5
6
0 m
-5 m
-10 m
-15 m
-20 m
5 m 1
2
3
4
5
6
0 m
-5 m
-10 m
-15 m
-20 m
5 m 1
2
3
0 m
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4
0
5
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40
year 1 year 2 year3 year 4
Nu
mb
er o
f sp
ecie
s
new
established
single
spring
summer
autumn
winter
0
2 0
4 0
6 0
8 0
1 0 0
1 2 0
T u b u la r i a l a r y n x
T u b u la r i a i n d i v i s a
S e r t u l a r i a c u p r e s s i n a
S a r s i a t u b u l o s a
S a b e l l a r i a s p i n u lo s a
P e d i c e l l i n a n u t a n s
O b e l i a s p .
L e u c o s o l e n i a c o m p l i c a t a
H y d r a l lm a n i a f a lc a t a
H y d r a c t i n i a e c h i n a t a
E l e c t r a p i l o s a
D i p l o s o m a l i s t e r i a n u m
C o n o p e u m r e t i c u l u m
C l y t i a h e m i s p h a e r i c a
C a l l o p o r a d u m e r i l i i
B o t r y l l o i d e s v i o la c e u s
A l c y o n iu m d i g ia t a u m
A l c y o n id i u m s p .
Bernard Picton
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%Stenothoe valida
Stenothoe monoculoides
Pisidia longicornis
Pilumnus hirtellus
Phtisica marina
Pagurus bernhardus
Necora puber
Mesopodopsis slabberi
Macropodia linaresi
Liocarcinus holsatus
Jassa herdmani
Hyperia galba
Hippolyte varians
Eualus sp.
Decapoda
Corophium acherusicum
Cancer pagurus
Balanus perforatus
Balanus crenatus
Atylus swammerdami
Aora gracilis
Jassa herdmani
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%Stenothoe valida
Stenothoe monoculoides
Pisidia longicornis
Pilumnus hirtellus
Phtisica marina
Pagurus bernhardus
Necora puber
Mesopodopsis slabberi
Macropodia linaresi
Liocarcinus holsatus
Jassa herdmani
Hyperia galba
Hippolyte varians
Eualus sp.
Decapoda
Corophium acherusicum
Cancer pagurus
Balanus perforatus
Balanus crenatus
Atylus swammerdami
Aora gracilis
Jassa herdmani
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%Stenothoe valida
Stenothoe monoculoides
Pisidia longicornis
Pilumnus hirtellus
Phtisica marina
Pagurus bernhardus
Necora puber
Mesopodopsis slabberi
Macropodia linaresi
Liocarcinus holsatus
Jassa herdmani
Hyperia galba
Hippolyte varians
Eualus sp.
Decapoda
Corophium acherusicum
Cancer pagurus
Balanus perforatus
Balanus crenatus
Atylus swammerdami
Aora gracilis
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%Syllidae spSpionidaeSabellaria spinulosaPomatoceros triqueterPolynoidaePolychaetaPhyllodoce sp.Phyllodoce mucosaPhyllodoce longipesPholoe inornataPectinaria koreniNereis sp.MaldanidaeLepidonotus squamatusLanice conchilegaKefersteinia cirrataHarmothoe sp.Harmothoe pachenstegeriHarmothoe imparHarmothoe extenuataHarmothoe clavigeraHarmothoe antilopesGattyana cirrhosaEunereis longissimaEulalia viridisEteone sp.Dipolydora giardiAutolytinae
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
Cnidaria
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
Cnidaria
Arthropoda
Annelida
Cnidaria
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Sipuncula
Platyhelminthes
Nemertea
Mollusca
Echinodermata
Cnidaria
Arthropoda
Annelida
Echinodermata
Arthropoda
Annelida
Cnidaria Echinodermata
0
0,5
1
1,5
2
2,5
3
3,5
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Photo credits: Hans Hillewaert (ILVO), www.aphotomarine.com, Bernard Picton, RBINS
