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All Regions Workshop #2, Paris 5-7th Oct. 2009 V. Lykousis 1 and A. Tselepides 2 1 Hellenic Centre for Marine Research 2 University of Pireous

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Presentation on theme: "All Regions Workshop #2, Paris 5-7th Oct. 2009 V. Lykousis 1 and A. Tselepides 2 1 Hellenic Centre for Marine Research 2 University of Pireous"— Presentation transcript:

1 All Regions Workshop #2, Paris 5-7th Oct. 2009 V. Lykousis 1 and A. Tselepides 2 1 Hellenic Centre for Marine Research 2 University of Pireous Emails:vlikou@ath.hcmr.gr, ttse@her.hcmr.gr The The HELLENIC NODE: Present status and future prospects

2 SE Ionian site Pylos-Nestor site ESONET Rhodos Basin Olympi field (Napoli-Milano MV) Samaria gorge Cretan Basin HELLENIC TRENCH SYSTEM Rhodos Aquarium Cretan Aquarium

3 -Unique geodynamic regime/seicmicity/high tsunami potential -Deep/cold water convection/ climate change monitoring -Sperm whale populations -Deep extreme environments/ mud volcanoes/brine lakes Scientific significance (topics of the node) KM3NET EUROSITES HERMES HERMIONE SESAME MARINERA TRANSFER SEHELARC

4 20-1000m Sal, Temp, 500m PAL(Passive Acoustic Listener) POSEIDON-II BUOY AND SEA BED OBSERVATORY Pressure sensor Sal, Temp NESTOR 4.5 NESTOR 5.2 Since 1/2006 Infrastructure at the node (offshore) Meteo, curents, waves

5 Online: www.poseidon.hcmr.gr/online data/Pylos buoy/time series Kostas Nittis: knittis@ath.hcmr.gr George Petychakis: pet@her.hcmr.gr

6 Online: www.poseidon.hcmr.gr/online data/ Pylos buoy/time series Kostas Nittis: knittis@ath.hcmr.gr George Petychakis: pet@her.hcmr.gr

7 High frequency (15sec) depth timeseries Pressure (tsunami) sensor Earthquake 5.4R 11-21 Nov 2008

8 Depth disturbances (trouble shooting)

9 PAL integrated with Poseidon System Biological data: 4.5sec sound bites (records) marine animals and not only Ship’s engine Whale Dolhpin Marios Anagnostou: managnostou@ath.hcmr.gr

10 Poseidon data base System On line PAL data: using the Poseidon data base system averaged every three hours Number of marine mammals Rainfall rate (mm/hr) Wind speed (m/s) Buoy sites Pylos Parameters

11 Infrastructure at the node (onshore)

12 DELTA VERENIKI Three thrusters Heave compensator Dynamic Position 51m Infrastructure at the node (vessels) ROV 4500m

13 NESTOR site 5.2 NESTOR site 4.5 POSEIDON-II buoy and seabed observatory www.grnet.gr/itu-nestor 48km Poseidon-III SEABED OBSERVATORY- Passive Acoustic Listener -Radon sensor ? ? Co operations/contributions more than available

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