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ROSU PAULA-ECOSISTEMUL DELTEI DUNARII

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by

Rosu Paula

on 30 November 2012

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Transcript of ROSU PAULA-ECOSISTEMUL DELTEI DUNARII

SCURTA INTRODUCERE!! CARACTERISTICI ALE BIOTOPULUI COMPONENTE ALE BIOCENOZEI Plante din zona DELTEI DUNARII Fauna-cele mai multe pasari:
-pelicanul
-cormoran
-vulturul codalb
lebede
-gaste salbatice
-egrete
-lopatari
-cocori
Cele mai multe specii de pesti,cum ar fi:
stiuca,caras,somnul
, crapul, avatul, bibanul ETC. Mediul terestru-grinduri fluviale si maritime,saraturi si dune de nisip.
Temperatura medie anuala-peste 10 °C.
Precipitatiile-sub media anuala, fiind regiunea cu cele mai putine precipitatii din tara 300-450 mm/an
Vantul-peste 300 de zile pe an preponderent primavara,iar toamna ca fenomen caracteristic este ceata. ECOSISTEMUL DELTEI DUNARII Fluviul Dunare izvoraste din Germania-Muntii Padurea Neagra.
Acesta aduna afluenti din 10 tari(printre care si Romania).
La varsare in Marea Neagra, fluviul Dunarea se imparte in 3 brate si se varsa printr-o delta, de unde si numele de DELTA DUNARII. COMPONENTE ALE BIOCENOZEI Animale din zona DELTEI DUNARII DOCUMENTAR DELTA DUNARII RETINETI!!! Delta Dunarii reprezinta un biom.Ea constituie un loc de vanat si pescuit,o resursa de stuf pentru industria celulozei si a hartiei,precum si o importanta zona de interes stiintific si turistic.Fiind declarata Rezervatie a Biosferei ,ea trebuie ocrotita si conservata. -paducel Vegetatia:arbori:
-salcii,plopi,rachite.
-arbusti:
-corn,lemn cainesc,
-vegetatie mediteraneana
-iedera,vita salbatica,carpen de padure,liana(Periploca)



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