Materials (pictures, reports, statistics, etc.) have been gathered from the following sources :

• The Eco Counseling center, Galati
• The "Viata Libera" newspaper, Galati
• www.rosa.ro
• www.simnet.js
• www.homepages.mcb.net
• www.bwifingal.ie
• www.brent.com
• www.henkel.at
• www.turismdelta.ro
• www.caraorman.ro
• www.panda.org/dcp
• www.excursii.ro
• The Romanian Ministery of Environment
• IBIS TOURS BIRD-WATCHING SPECIALISTS
• The World Wildlife Fund
• Ministry of Environmental Water Management Romania
• "Danube Delta Romania" -- Florin Andreescu
• Ecological Restoration in the Danube Delta Biosphere Reserve/Romania
• Reports published by
  • Ministry of Foreign Affairs, Romania
  • Ministry of Environment and Water Management, Romania
• Assesment with respect to the environmental imact of the choices envisaged for the construction of the Black Sea - Danube Canal on the Solomonov locks canal - Jebriansk Gulf and on the Bystroe Channel - Ministry of Ecology and Natural Resources of Ukraine.
• Dr. Nicolai Shtefan, hydraulic and engineer hydrology. Institute of Marine transport, Odessa, Ukraine. Main specialist - hydrologist Institute of Marine transport (49 years of working experience), Odessa, Ukraine