Restoration of lentic habitats and aquatic species of Community interest in high mountains of the Pyrenees
Marc Ventura, Teresa Buchaca, Alexandre Miró, Ibor Sabás, Esperança Gacia, Maria Angels Puig, Federica Lucati, Victor Osorio, Enric Ballesteros, Quim Pou-Rovira, Eloi Cruset, Aaron Pérez-Aase, Empar Carrillo and Josep Maria Ninot,
Mercè Aniz, Jesús Tartera and Marc Garriga
[email protected] for Advanced Studies of Blanes (CEAB-CSIC)
Pyrenean aquatic environments are located at remote sites….
But are really pristine natural ecosystems?
Pyrenees
PyreneesHydroelectric exploitation
Estanys fortament modificats
Mida (ha)
0.5 - 1 1 - 2 2 - 3 3 - 4 4 - 5 5 - 10 10 - 40 > 40
% to
tal d
'est
anys
0
20
40
60
80
100 Heavily modified water bodies
Size (ha)
% to
tal #
lake
s
Florida Turtle, http://deanimalia.com Area of Origin, https://www.zoobarcelona.cat
PyreneesInvasive species
PyreneesInvasive species
European minnow
Font: Wikipedia
Brown trout
Font: Wikipedia
Rainbow trout
Brook trout
Invasive species - fishPresent distribution
Year
# la
kes
Brown troutRainbow troutBrook troutEuropean minnow
Invasive species - fishIntroduction process
Estanhs de Saborèdo (Val d’Aran)
Sentència arbitral sobre les costes de Ruda i Saboredo entre els
pobles d'Esterri, València, Son i Sorpe d'una part i Salardú i
Tredòs de l'altra, 01-IX-1581, (Bringué, 1995): «...Item sentensiam,
arbitram y declaram queen los stanys puguen
pescar los uns pobles y altres sens periudici de ninguna de les pars..."
Invasive species - fishIntroduction process
Rosendo VilaCasa Simona, Boí
Estany Dellui, 1955L’estanyola de Dellui (Vall de Boí)17th August 1957
Invasive species - fishIntroduction process
Evolució de la presència de peixos durant el s. XX a Catalunya + Aragó
27% 29%33%
38%42%
51% 53%
27% 27% 27% 27%
73% 71%67%
62%58%
49% 47%
73% 73% 73% 73%
0
100
200
300
400
500
1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000
# E
sta
nys
Estanys amb peixos Estanys sense peixos
Fish occurrence at Catalonia and Aragon (Spanish Pyrenees)
Lakes with fish Fishless lakes
# La
kes
Restoration of lentic habitats and aquatic species of Community interest in high
mountains of the Pyrenees LIFE13 NAT/ES/001210
Associated beneficiaries
- CEAB (CSIC)
Coordinator
-Sorelló-Universitat de Barcelona-Conselh Generau d’Aran
-Generalitat de Catalunya (DAAM)-Parc Nacional Aigüestortes i Estany de Sant Maurici-Parc de l’Alt Pirineu
-Servei Biodiversitat-Forestal Catalana
Cofinancier
-Diputació de Lleida
Project budget2.7M €
Partners
Sites targeted by the projectLIFE+ LimnoPirineus:
► SCI Aigüestortes ES0000022
► SCI Alt Pallars ES5130003
► SCI Estanho de Vielha ES5130006
Sites of Community Interest
Lakes
Recovery of lakes to their natural fishless state
Parc Nacional d’Aigüestortes i Estany de Sant Maurici (àrea estricta)
Project actions
Subenuix Monestero
DelluiCabana
Cap del port
Dellui del migBassa N Dellui
LakesThreats– Fish introductions
Closell Naorte Rovinets
Parc Natural de l’Alt Pirineu
Recovery of lakes to their natural fishless state
Conservation in actionProject actions
5. Monitoring of targeted species and habitats with specific methodologies and standardized protocols.
Acciones de conservación
Estany Closell Estany Closell
20152013
0
20
40
60
80
100
120
140
160
06/05/2013 22/11/2013 10/06/2014 27/12/2014 15/07/2015 31/01/2016
Clo
rofi
la-a
(u
g L-
1)
0
5
10
15
20
25
06/05/2013 22/11/2013 10/06/2014 27/12/2014 15/07/2015 31/01/2016
Cru
stác
eos
(In
d L
-1)
LimnoPirineusLake recovery?
Acciones de conservación
Estany Closell
2015
0
20
40
60
80
100
120
140
160
06/05/2013 22/11/2013 10/06/2014 27/12/2014 15/07/2015 31/01/2016
Clo
rop
hyl
l-a
(ug
L-1
)
0
5
10
15
20
25
06/05/2013 22/11/2013 10/06/2014 27/12/2014 15/07/2015 31/01/2016
Dap
hn
ia(I
nd
L-1
)
Conservation in actionLake recovery?
Estany Closell
Sant Maurici, Aigüestortes
Tavascan
Conservation in actionProject actions
► Information board