Determination of Coastal Priority Area Through Shoreline Change New

8/17/2019 Determination of Coastal Priority Area Through Shoreline Change New

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Determination of Coastal Priority Area

Through Shoreline Change Detection

Using Temporal Imagenary Data and GISTechnology(Case Study : Tirtayasa’s Zone, Kabupaten Serang)


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BACKGROU!


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There was a abrasion problem on the north coast of the Serang District

Shoreline retreat is so big in the last 10 years. It is estimated that more

than 500 meters.

Shoreline Change make farm and residential in north coast of the

Serang District terancam

On Rencana Tata Ruang Wilayah” !RTRW "# $%&'() and Rencana

Strategis Wilayah Pesisir” doc*ment does not consider shoreline change

Therefore research thro*gh coastal ecosystem damage base shoreline

change is needed

BACKGROU!


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S"RAG !#STR#CT $A%

Pantai Barat’s Zone

Boonegara’s Zone

Tirtayasa’s Zone


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To identifcation coastal ecosystem damage inNorth Coast o Serang District basad shorelinechanges using temporal imagenary data and GIStechnology

OB&"CT#'"


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Shoreline change chosen bescause its relatewith the ecosystem damage caused ohuman activity directly and indirectly(Sumber

* SOR"+#" CAG"


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-RA$"ORK o. SOR"+#"AA+*S#S


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To determine shoreline changes in Tirtayasa!s "one#

researcher used remote sensing analysis through $andsatImage data $andsat T%&' ranging rom )***# +,,- and+,)./

0irstly# image data landsat T%&' have to through geometricand radiometric process on Global %apper 1rogram# thenimagenary data cropped at the specifed location/

RA!#O$"TR#C and G"O$"TR#C%%ROC"SS

+radiometric process aims to sharpen imagenary data#

that the result o classifcation can be more accurate/

+geometric process serves to 2ustiy the wrong coodinates#that the data map can be in the correct position/


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$esearchers *sed ,and-# 5# and / beca*se each band hasdifferent characteristics.◦ ,and- !0./5 mm - 0.0 mm" can be *sed to collect shoreline

information is coered by egetation

◦ ,and-5 !1./5 mm -1.55 mm" and ,and-/ !2.03 mm 4 2.(5 mm"

respectiely can be *sed to obtain shoreline information is coered bysoil and rocks.

fter composite process# then image data classified by

6ns*perised Classification to clarify bo*ndary of betweenland and sea

Composite and s*perised classification process is done in the

7lobal 8apper 'rogram

#$AG"AR* !ATA CO$%OS#T" andUSU%"R'#S"! C+ASS#-#CAT#O


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#$AG" !ATA CO$%OS#T" $A%


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O'"R+A

/000

12/3

1224


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SOR"+#" O'"R+A* $A%


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The classification res*lt of 9andsat Imagenary /:;T8 < showing

shoreline changes eery year since 1 *ntil 201(.

The three other of classification res*lt map oerlay with each other# so

that erosion and sedimentation area can be calc*lated.

to know large of the shoreline changes can be seen in the following

table

O'"R+A* SOR"+#" $A%

No Name o Sub

District

3brasion Sedimentation

)***5+,).(%eter&6ear

)***5+,).(S7uare %eters

)*** 8 +,).(%eter&6ear

)***5+,).(S7uare %eters

) 1ontang )-#*+ '-#9- 5 5+ Tirtayasa 9:#;; +-;#99 -#*+ -,#,;

. Tanara +-#)9 +9#+; :)#'; )-,#')


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=orth coast of Serang District has a big damage based on

shoreline change# especially in Titayasa s*b-District.

There was a big abrasion and sedimentation in Tirtayasas*b-District.

COC+US#O

Determination of Coastal Priority Area Through Shoreline Change New

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