Monique SNE Wind Forum BIWF MLB 12Dec2017 FINAL

Be nthic Ha b ita t Ma p p ing
a t the Blo c k Isla nd Wind Fa rm

Mo niq ue La Fra nc e Ba rtle y, Jo hn King , Pa ul Eng lish, Anwa r Kha n
So uthe rn Ne w Eng la nd O ffsho re Wind Ene rg y Fo rum
12 De c e mb e r 2017

Wha t is b e nthic ha b ita t ma p p ing ?
 Be nthic = Asso c ia te d with the se a flo o r

 Be nthic ha bita t = “ a sp a tia lly d e fine d a re a whe re the p hysic a l,

c he mic a l, a nd b io lo g ic a l e nviro nme nt is d istinc tly d iffe re nt fro m
the surro und ing e nviro nme nt” (Ko style v e t a l., 2001)
 Be nthic Ha bita t Ma pping =

Illustra te s b io lo g ic a l &
p hysic a l c ha ra c te ristic s,
d istrib utio n, a nd e xte nt
se a flo o r e nviro nme nts
g e o -sp a tia l c o nte xt


From left: oyster bed, seagrass meadow, amphipod tube
mat, sand flat. (From NOAA Coastal Services Center)

of
in a

Be nthic stud ie s


Imp ro ve und e rsta nd ing o f b e nthic ha b ita ts


Distrib utio n, p a tte rns, p ro c e sse s



Esta b lish me a ning ful re la tio nship s




Esta b lish e nviro nme nta l b a se line s o r a sse ss c ha ng e



Id e ntify ha b ita ts a nd sp e c ie s tha t a re


Imp o rta nt fo o d so urc e s



Ec o no mic a lly va lua b le



Se nsitive / in ne e d o f p ro te c tio n

 Goa l of this study: Asse ss pote ntia l c ha ng e s in be nthic


ha bita ts due to the c onstruc tion a nd initia l ope ra tion of
the BI wind turbine s

Hyp o the se s


H0 1 – The re will b e no d iffe re nc e in
b e nthic c o mmunitie s a mo ng turb ine
site s.



H0 2 – The re will b e no d iffe re nc e in
b e nthic c o mmunitie s b e twe e n
c o ntro l site s a nd turb ine site s.



H0 3 – The re is no imp a c t o n d ista nc e
fro m the wind fa rm fo und a tio n

re g a rd ing b e nthic c o mmunitie s o r
o rg a nic e nric hme nt.



Also p ro vid e d a n o p p o rtunity to
c o mp a re p re (O c e a n SAMP) a nd
p o st (this stud y) c o nstruc tio n
d a ta se ts a nd ha b ita t c la ssific a tio ns
Image courtesy of Brian Caccioppoli

Sa mp ling Lo c a tio ns

G ra b Sa mp le Da ta



Se d ime nt g ra in size c la sse s







G ra in size d istrib utio n

Bio lo g y


O rg a nisms living o n o r within
the se d ime nts o f the se a flo o r



18,000+ ind ivid ua ls



139 sp e c ie s


G o -Pro c a me ra


Bro a d e r c o nte xt

http://rqmodules.weebly.com

Ma c ro fa una l Sp e c ie s
 Amp hip o d s (C rusta c e a ns)
 Po lyc ha e te s (Anne lid s)

Nematodes

 Biva lve s (Mo llusks)

Polygordius sp.

Pisione sp.

Lumbrineris sp.


Polycirrus sp.

Unciola irrorata

Flo a t C a me ra Da ta

H0 1: Turb ine Are a s

H0 2: Turb ine vs Re fe re nc e Are a s

Proportion of sediment organic content (%)

H0 3: C ha ng e s with Dista nc e fro m Turb ine

C o mp a riso n o f Ha b ita t C la ssific a tio ns

C o mp a riso n o f Ha b ita t C la ssific a tio ns

O ve ra ll C o nc lusio ns



No c le a r c ha ng e s in b e nthic ha b ita ts o r a sso c ia te d
b io lo g ic a l c o mmunitie s ha ve b e e n d e te c te d d ue to the
p re se nc e o f the wind fa rm a t this p o int in time



C o mp a riso n o f BIWF a nd O c e a n SAMP d a ta furthe r
c o nfirm minima l c ha ng e s ha ve o c c urre d o ve r time



Ha ve e sta b lishe d d e ta ile d b a se line d a ta se t a t the
turb ine site s



Ne xt ite ra tio n o f this stud y is und e rwa y