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Pedro Afonso, Ricardo Serrão Santos and the Biotelemetry WGroup
FCT / Laboratórios Associados – Gulbenkian, 30 July 2009
Technologies for biotelemetry Technologies for biotelemetry
in the Azores in the Azores and the wider Atlanticand the wider Atlantic
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Marine resource stewardship
Ecosystem-based management
Identification of critical habitats and habitat “hot spots”
Knowledge of movements and interactions w/ environment.
Application and development of novel biotelemetry technologies
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Marine reserves can help conservation & fisheries sustainability if properly designed habitat use & movements
Coastal spatial management: the usual suspectCoastal spatial management: the usual suspect
Where Where is the is the kkllfish? fish?
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Size, location & spacing of reserves: habitat use & movements
Acoustic tags
Fixed receivers
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4 km
4 km
N=5
4 km
4 km
4 km
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Development of GIS modeling framework for MPA design:Integrating movements, abundance & habitat information
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...in support of decision-making processes
Development of GIS modeling framework for MPA design:Integrating movements, abundance & habitat information
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Connectivity scenarios
Seamount fisheries: moving deeperSeamount fisheries: moving deeper
Goraz:Adults in seamounts seeded by nurseries (EFH) inshore
Boca-negra:Adult populations seeded by common pool
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Seamount fisheries: moving deeperSeamount fisheries: moving deeper
?
• acoustic tagging of seamount species• deepwater (200-300m) acoustic stations w/ acoustic releases
Testing the island – seamount hypothesisTesting the island – seamount hypothesis
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Benthic habitat mapping
Seamount fisheries: moving deeperSeamount fisheries: moving deeper
Integrating movements with synoptic informationIntegrating movements with synoptic information
Deep scatering layer
echo-sounding ROV video
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The wider, integrative scale:The wider, integrative scale:
Question: role of Oceanic Ridges for pan-oceanic top predators?
The Azores Region as critical habitat?
Approach: simultaneously monitor the behaviour of diverse taxa
using high-tech satellite biotelemetry
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Sperm whale feeding behaviour
Pan-Oceanic Migrants: why stop in the Azores?Pan-Oceanic Migrants: why stop in the Azores?
Temperature-Depth recorders+
Radio telemetry
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Pan-Oceanic Migrants: why stop in the Azores?Pan-Oceanic Migrants: why stop in the Azores?Horizontal large-scale migrations of baleen whales
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Pan-Oceanic Migrants: why stop in the Azores?Pan-Oceanic Migrants: why stop in the Azores?
Feeding trips of Cory’s shearwater nesting adults
GPS and satellite positioning
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Vertical (TDR) and horizontal satellite
tracking+
Acoustic telemetry
Pan-Oceanic Migrants: why stop in the Azores?Pan-Oceanic Migrants: why stop in the Azores?
Mesoscale and pan-oceanic migrations of blueshark
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Pan-Oceanic Migrants: why stop in the Azores?Pan-Oceanic Migrants: why stop in the Azores?
Mesoscale and pan-oceanic migrations of Loggerhead turtles
Vertical (TDR) and horizontal
satellite tracking
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Technical Mitigation measures: Post-release behaviour of hooked turtlesTechnical Mitigation measures: Post-release behaviour of hooked turtles
International longline fishery: new priorities, old problemsInternational longline fishery: new priorities, old problems
Vertical (TDR) and horizontal
satellite tracking
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Biotelemetry for the sustainable managementBiotelemetry for the sustainable management
Combining different technologies Combining different technologies
to resolve the various temporal and spatial scales of behaviorsto resolve the various temporal and spatial scales of behaviors
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Biotelemetry for the sustainable managementBiotelemetry for the sustainable management
Submersibles, ROVs and scans for habitat mapping and surveyingSubmersibles, ROVs and scans for habitat mapping and surveying
Synoptic description of the oceanSynoptic description of the ocean
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