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EEO-AGI(S)
Seminar
Series17/11/2017
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Lauren BiermannSenior Satellite Scientist
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3 Different
Roles:o Data scientist at Cefas
• Finding NEAM-EO
o Marine Lead Defra EOCoE
• Bridges to Satellites
o Marine Liaison UK-GEOS
• From land use change to river
runoff to marine animal health
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“Satellite Science”?• From LE orbit, satellite Remote Sensors (RS)
detect EM energy reflected from earth
• Information on objects/areas from a distance
• “Earth Observation”
(EO)
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All* of the EO/RS Satellites
NASA and ESA MS imagery for Land
NASA and ESA MS for Ocean Colour
NASA Infrared and Microwave
ESA Synthetic Aperture Radar
NASA Radar Altimetry
NASA Radar Scatterometry
NASA Microwave Gravity
Commercial Sat-AIS receivers
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In situ data collection is vital
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Satellites only measure the surface
Interference from dust, cloud, glint, fog, smoke
Reduced accuracy in ‘complex’ waters
including coastal areas & high latitudes (polar)
Satellites revisit every day / every few days
Improved algorithms are enhancing accuracy
in problematic areas
Cloud still an issue but we have radar + LiDAR
plus spatial resolution is improving
Limitations of Remote Sensing
Benefits
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6
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3 Different
Roles:o EO scientist at Cefas
• Finding NEAM-EO
o Marine Lead Defra EOCoE
• ORSECT and AIMM
o Marine Liaison UK-GEOS
• From land use change to river
runoff to marine animal health
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Finding NEAM-EOTracking North-East Atlantic Mackerel with EO data
Biermann, L., Couce, E. and Van Der Kooij, J.
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NEAM in the North Sea
Mackerel distributions
from acoustic data were
related to bathymetry
and EO-derived:
1. Sea temperature
range of 13-15ºC
2. [Chlorophyll-a]
3. Euphotic zone depth
4. Mean Sea Level
Anomalies
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NEAM in the North Sea
Mackerel distributions
from acoustic data were
related to bathymetry
and EO-derived:
1. Sea temperature
range of 13-15ºC
2. [Chlorophyll-a]
3. Euphotic zone depth
4. Mean Sea Level
Anomalies
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NEAM in the North-East Atlantic
Where ships slowed down to trawl,
mackerel had been present in
space and time.
No survey data over winter (Q1), so we got a little creative!
Based on how elephant seals forage in the
Antarctic, we tested satellite AIS data from
fishing boats to detect areas of ‘foraging’
(trawling) based on travel speeds.
Photo credit: Rob Harcourt
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3 Different
Roles:o EO scientist at Cefas
• Finding NEAM-EO
o Marine Lead Defra EOCoE
• ORSECT and AIMM
o Marine Liaison UK-GEOS
• From land use change to river
runoff to marine animal health
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Earth Observation Centre of
Excellence (Defra EOCoE)
Cefas leads the Marine portfolio
Joined up to make EO accessible for monitoring
through the CoE EO Collaborative Platform
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Vision:Centralised and bespoke
‘one-stop’ EO portal for
UK government agencies
What it means to me:Help make satellite data
easier to use…
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Barriers to uptake in GOV?
1. Satellite data are cumbersome to use, requiring
specialist knowledge and/or software
2. Lack of information on the (vast) range of existing
satellite products, as well as their potential
applications (and limitations)
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8 Marine Essentials1. High resolution NDVI / crop maps 2. Sea Surface Temperature 3. Chlorophyll-a4. AIS + radar maps5. Water clarity6. Plume imagery for water classification7. Fronts8. Harmful algal blooms to species-level
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4,179 images
Jan-May 2016
Dr Boris Snapir
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Dr Boris Snapir
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• Flag state vessels (EU exit)
• Monitoring of MCZs
• Human Movement
• Noise pollution
• Air Quality
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Phase II
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Phase II
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X-Band Radar imagery
AIRBUS TerraSAR-X (exactEarth)
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8 Marine Essentials1. High resolution NDVI / crop maps 2. Sea Surface Temperature 3. Chlorophyll-a4. AIS + radar maps5. Water clarity6. Plume imagery for water classification7. Fronts8. Harmful algal blooms to species-level
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Sentinel-3 [SPM]
300 m resolution
by October 2018
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3 Different
Roles:o EO scientist at Cefas
• Finding NEAM-EO
o Marine Lead Defra EOCoE
• ORSECT and AIMM
o Marine Liaison UK-GEOS
• From land use change to river
runoff to marine animal health
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UK Government
Earth Observation
ServiceIntegrated EO delivery across GOV
departments
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Tracking animal health
in marine environment
using EO data…
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Devlin et al. (2013) based on MODIS
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Fulfilling marine potential
Next generation opportunities
require next generation thinking
Specialists feed into big picture
from articulators to decision
makers – new gen. scientists
‘Sea literacy’ must extend
through all facets of society
The next 20 years…
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Based on discussions for GO
Science ‘Future of the Seas Report’
(October 2017)
Future of the Seas
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Thank you..
Questions?
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Learning more about EO and other types of satellite data..
Online and in your
own time:
EUMETSAT MOOC https://www.futurelearn.com/cour
ses/oceans-from-space