NATURA 2000 - STANDARD DATA FORM
For Special Protection Areas (SPA),
Proposed Sites for Community Importance (pSCI),
Sites of Community Importance (SCI) and
for Special Areas of Conservation (SAC)
SITE | PTCON0022 |
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SITENAME | Douro Internacional |
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TABLE OF CONTENTS
1. SITE IDENTIFICATION
Back to top1.1 Type
1.2 Site code
1.3 Site name
1.4 First Compilation date
1.5 Update date
1.6 Respondent:
Name/Organisation: | Instituto da Conservação da Natureza e das Florestas, I.P. |
Address: |
|
Email: | icnf@icnf.pt |
1.7 Site indication and designation / classification dates
Date site proposed as SCI: | 1997-06 |
Date site confirmed as SCI: | 2008-03 |
Date site designated as SAC: |
No information provided
|
National legal reference of SAC designation: |
No information provided
|
2. SITE LOCATION
Back to top2.1 Site-centre location [decimal degrees]:
Longitude: | -6.809100 |
Latitude: | 41.062300 |
2.2 Area [ha]
2.3 Marine area [%]
2.4 Sitelength [km] (optional):
No information provided
2.5 Administrative region code and name
NUTS level 2 code
|
Region Name
|
---|
PT11 | Norte |
PT16 | Centro (P) |
2.6 Biogeographical Region(s)
3. ECOLOGICAL INFORMATION
Back to top3.1 Habitat types present on the site and assessment for them
Annex I Habitat types
|
Site assessment
|
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Code
|
PF
|
NP
|
Cover [ha]
|
Cave [number]
|
Data quality
|
A|B|C|D
|
A|B|C
|
---|
| | | | | | Representativity | Relative Surface | Conservation | Global |
---|
3130
|
|
| 0
| 0.00
|
|
|
|
|
|
3170
|
|
| 0
| 0.00
|
| C
| C
|
|
|
3250
|
|
| 0
| 0.00
| P
| A
| A
| A
| A
|
3260
|
|
| 0
| 0.00
|
| B
| C
| A
| A
|
3290
|
|
| 0
| 0.00
|
| B
| C
|
|
|
4030
|
|
| 0
| 0.00
| P
| C
| C
| B
| B
|
4090
|
|
| 0
| 0.00
| P
| B
| B
| B
| B
|
5210
|
|
| 0
| 0.00
| P
| A
| A
| A
| A
|
5330
|
|
| 0
| 0.00
| P
| B
| C
| B
| B
|
6160
|
|
| 0
| 0.00
|
|
|
|
|
|
6220
|
|
| 0
| 0.00
|
| C
| C
|
|
|
6410
|
|
| 0
| 0.00
|
|
| C
|
|
|
8220
|
|
| 0
| 0.00
|
| A
| B
| A
| A
|
91B0
|
|
| 0
| 0.00
|
| C
| C
| B
| B
|
91E0
|
|
| 0
| 0.00
|
| C
| C
| B
| B
|
9230
|
|
| 0
| 0.00
| P
| B
| C
| B
| B
|
92A0
|
|
| 0
| 0.00
|
| C
| C
| B
| B
|
9330
|
|
| 0
| 0.00
| P
| B
| B
| B
| B
|
9340
|
|
| 0
| 0.00
| P
| A
| B
| A
| A
|
9560
|
|
| 0
| 0.00
| P
| A
| B
| A
| A
|
- PF: for the habitat types that can have a non-priority as well as a priority form (6210, 7130, 9430) enter "X" in the column PF to indicate the priority form.
- NP: in case that a habitat type no longer exists in the site enter: x (optional)
- Cover: decimal values can be entered
- Caves: for habitat types 8310, 8330 (caves) enter the number of caves if estimated surface is not available.
- Data quality: G = 'Good' (e.g. based on surveys); M = 'Moderate' (e.g. based on partial data with some extrapolation); P = 'Poor' (e.g. rough estimation)
3.2 Species referred to in Article 4 of Directive 2009/147/EC and listed in Annex II of Directive 92/43/EEC and site evaluation for them
- Group: A = Amphibians, B = Birds, F = Fish, I = Invertebrates, M = Mammals, P = Plants, R = Reptiles
- S: in case that the data on species are sensitive and therefore have to be blocked for any public access enter: yes
- NP: in case that a species is no longer present in the site enter: x (optional)
- Type: p = permanent, r = reproducing, c = concentration, w = wintering (for plant and non-migratory species use permanent)
- Unit: i = individuals, p = pairs or other units according to the Standard list of population units and codes in accordance with Article 12 and 17 reporting (see reference portal)
- Abundance categories (Cat.): C = common, R = rare, V = very rare, P = present - to fill if data are deficient (DD) or in addition to population size information
- Data quality: G = 'Good' (e.g. based on surveys); M = 'Moderate' (e.g. based on partial data with some extrapolation); P = 'Poor' (e.g. rough estimation); VP = 'Very poor' (use this category only, if not even a rough estimation of the population size can be made, in this case the fields for population size can remain empty, but the field "Abundance categories" has to be filled in)
3.3 Other important species of flora and fauna (optional)
- Group: A = Amphibians, B = Birds, F = Fish, Fu = Fungi, I = Invertebrates, L = Lichens, M = Mammals, P = Plants, R = Reptiles
- CODE: for Birds, Annex IV and V species the code as provided in the reference portal should be used in addition to the scientific name
- S: in case that the data on species are sensitive and therefore have to be blocked for any public access enter: yes
- NP: in case that a species is no longer present in the site enter: x (optional)
- Unit: i = individuals, p = pairs or other units according to the standard list of population units and codes in accordance with Article 12 and 17 reporting, (see reference portal)
- Cat.: Abundance categories: C = common, R = rare, V = very rare, P = present
- Motivation categories: IV, V: Annex Species (Habitats Directive), A: National Red List data; B: Endemics; C: International Conventions; D: other reasons
4. SITE DESCRIPTION
Back to top4.1 General site character
Habitat class
|
% Cover
|
---|
N06 | 1.00 |
N21 | 29.00 |
N09 | 4.00 |
N18 | 20.00 |
N08 | 30.00 |
N22 | 1.00 |
N12 | 1.00 |
N17 | 10.00 |
N20 | 1.00 |
N16 | 3.00 |
Total Habitat Cover | 100 |
---|
Other Site Characteristics
O Sítio do Douro Internacional estende-se, por cerca de 120 quilómetros, ao longo dos troços internacionais do rio Douro e do seu afluente Águeda. Inclui o canhão fluvial, com um vale de escarpas rochosas e abruptas, e uma faixa planáltica, englobando cerros e encostas suaves entre os 600 e os 800 metros de altitude, mais estreita na parte norte e que se alargana zona do Águeda, a sul. Entre duas zonas essencialmente graníticas, a norte e a sul, surge uma zona de xistos, onde o vale do Douro se apresenta mais aberto.
Este Sítio possui uma elevada importância florística e manchas de vegetação extremamente bem preservadas, com realce paraas que ocupam as arribas, cuja composição e estrutura reflectem o declive e a exposição solar. Em contraste, os planaltose vales de relevo suave são marcadamente cultivados ou pastoreados, e a vegetação natural surge nas sebes e limites de propriedade, ou sob a forma de maciços ou bosquetes confinados aos barrocais ou nas parcelas agrícolas recentemente abandonadas. |
4.2 Quality and importance
Os habitats dominantes no sítio são os bosques, com diferentes classes etárias, de carvalho-negral (Quercus pyrenaica) (9230), azinheira (Quercus rotundifolia) (9340) e sobreiro (Quercus suber) (9330), bosques de lodão (Celtis australis), giestais, piornais e estevais, ocorrendo ainda bosques de carvalho-cerquinho (Quercus faginea subsp. faginea). Merecem referência especial os matagais arborescentes de Juniperus oxycedrus s.l. (5210), com um carácter reliquial, eo habitat prioritário de florestas endémicas de Juniperus spp. (9560*), cuja composição florística é francamente original.
Outros habitats importantes são as comunidades orófilas de caldoneira (Echinospartum ibericum) (4090), as comunidadesde leitos de cheia (3250 e 6160), que, devido aos sistemas hidroeléctricos, viram a sua área severamente reduzida, e os bosques ripícolas de diversos tipos (freixos, salgueiros, ulmeiros, amieiros, tamargueiras).
O Sítio alberga uma flora composta por uma grande quantidade de endemismos peninsulares e regionais, de que é exemploa gramínea Holcus setiglumis subsp. duriensis. Destaca-se ainda a presença da errática e raríssima Linaria coutinhoi.
O Sítio inclui vários abrigos importantes de morcegos, que albergam colónias de criação de morcego-de-peluche (Miniopterus schreibersi) e morcego-rato-grande (Myotis myotis) e de hibernação de morcego-de-peluche.
Apesar de existirem várias barragens no rio Douro, ainda é possível encontrar espécies aquáticas como a panjorca (Rutilus arcasii*), o cágado-mediterrânico (Mauremys leprosa) e a lontra (Lutra lutra).
A existência de uma dicotomia paisagística pautada pela alternância de zonas de mosaico agrícola e de formações naturais favorece a presença de espécies da fauna tão diversas como o lobo-ibérico (Canis lupus) ou, ao nível do micro-mosaico, o rato de Cabrera (Microtus cabrerae).
*Actualmente designada por Achondrostoma arcasii |
4.3 Threats, pressures and activities with impacts on the site
The most important impacts and activities with high effect on the site
Negative Impacts |
---|
Rank | Threats and pressures [code] | Pollution (optional) [code] | inside/outside [i|o|b] |
---|
M | A02 | | i |
M | A06.04 | | i |
M | D05 | | i |
L | G01.01 | | i |
M | G01.03.02 | | i |
M | J01.01 | | i |
Positive Impacts |
---|
Rank | Activities, management [code] | Pollution (optional) [code] | inside/outside [i|o|b] |
---|
Rank: H = high, M = medium, L = low
Pollution: N = Nitrogen input, P = Phosphor/Phosphate input, A = Acid input/acidification,
T = toxic inorganic chemicals, O = toxic organic chemicals, X = Mixed pollutions
i = inside, o = outside, b = both
4.4 Ownership (optional)
No information provided
4.5 Documentation (optional)
ICN. 1996. Conservação do lobo em Portugal. Relatório técnico de progresso 1995. ICN - Life. Lisboa. 90 pp.
Relatórios do Projecto "Habitats Naturais e Espécies da Flora de Portugal (Continente)" - Projecto Life 1995/96.
Plano Sectorial da Rede Natura 2000 em http://www.icnf.pt/portal/naturaclas/rn2000/p-set/q-e
Relatório Nacional de aplicação da Directiva Habitats 2007-2012, em http://www.icnf.pt/portal/naturaclas/rn2000/dir-ave-habit/rel-nac/rel-nac-07-12 |
5. SITE PROTECTION STATUS
Back to top5.1 Designation types at national and regional level (optional):
5.2 Relation of the described site with other sites (optional):
Designated at national or regional level:
Type code
|
Site name
|
Type
|
Cover [%]
|
---|
PT08 | Douro Internacional | * | 90.47 |
5.3 Site designation (optional)
No information provided
6. SITE MANAGEMENT
Back to top6.1 Body(ies) responsible for the site management:
Organisation: | Instituto da Conservação da Natureza e das Florestas, I.P. |
Address: | |
Email: | icnf@icnf.pt |
6.2 Management Plan(s):
An actual management plan does exist:
|
Yes
| |
| No, but in preparation |
X | No |
6.3 Conservation measures (optional)
No information provided
7. MAP OF THE SITE
Back to topINSPIRE ID: | |
Map delivered as PDF in electronic format (optional) |
|
SITE DISPLAY