lessons€¦ · lessons learned • numerical guidelines are critical • overall framework...
Post on 03-Aug-2020
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LessonsLearned
•Numerical Guidelinesare Critical
•Overall Frameworksimplifies the process
•Emphasize What weKnow (and not whatwe don’t know)
Larger Size Benefits More Species
0 – 1 km 1 – 10 km 10 – 100 km 100 – 1000 km > 1000 km
InvertebratesJumbo Squid*
FishesSharks*Tunas*
Turtles*BirdsAlbatross*Pelican*Shearwater*Shorebirds*Terns*
MammalsDolphins
Sea Lions*Whales*
InvertebratesDung. Crab*
RockfishesBocaccioCanaryYellowtailWidow
Other FishesAnchovyHerringSardine
BirdsGullsCormorants
MammalsHarbor SealOtter
Fishes Big Skate Pacific HalibutSablefish*Salmonids*SturgeonWhiting*
BirdsGulls*
MammalsPorpoisesSea Lions*
RockfishesBlackBrownCopperGreenspottedOliveVermilion
Other FishesCabezonCa. HalibutLingcod
InvertebratesAbaloneMusselOctopusSea StarSnailUrchin
RockfishesBlk. & YellowChina
GopherGrass, Kelp
Other Fishes SheepheadGreenling
Surf perches Eels * Seasonal Migration50 km
SAT Guidelines - Size
Suggested Minimum Size Guidelines
• Alongshore span of 5 – 10 km (3 - 6 miles)
• Preferably 10 – 20 km (6 - 12 miles)
• Extend from the intertidal zone to deep waters
Early ProposalsSA
T g
uide
line
for M
aximum
spa
cing
Mile
s
* *
Do we need more data?
Preservationvs.
Restoration
Are We Protecting Best Sites?
Network Reserve Size
RESERVE SIZE (%)
CO
NSE
RVA
TIO
N B
ENEF
ITS
(% p
opul
atio
ns p
rote
cted
)
0
20
40
60
80
100
0 20 40 60 80 100
Airame et al. 2002
Metanalysis of Fisheries Models
RESERVE SIZE (%)
FISH
ERIE
S B
ENEF
ITS
(rec
omm
ende
d re
serv
e si
ze)
0 20 40 60 80 1000
5
10
15
20
25
From Airame et al. 2002, NCEAS Marine Reserve Working Group
Common Solutions
RESERVE SIZE (%)
CO
NSE
RVA
TIO
N B
ENEF
ITS
(% p
opul
atio
ns p
rote
cted
)
FISH
ERIE
S B
ENEF
ITS
(rec
omm
ende
d re
serv
e si
ze)
0
20
40
60
80
100
0 20 40 60 80 1000
5
10
15
20
25
From Airame et al. 2002, NCEAS Marine Reserve Working Group
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