LAPORAN MAGANG PENDEDERAN IKAN KERAPU CANTANG

LAPORAN MAGANG TEKNIK PENDEDERAN IKAN KERAPU CANTANG ( Epinephelus  Epinephelus sp.) DI BALAI PERIKANAN BUDIDAY BUDIDAYA AIR PAY PAYAU (BPBAP) SITUBONDO JAWA TIMUR 

Oleh: Meg Y!"ss#$ B%A%&'%'

KEMENTERIAN RISET TEKNOLOGI DAN PENDIDIKAN TINGGI UNI*ERSITAS JENDERAL SOEDIRMAN +AKULTAS BIOLOGI PROGRAM STUDI D,III PENGELOLAAN SUMBERDAYA PERIKANAN PURWOKERTO %&-

LEMBAR PENGESAAN KEGIATAN MAGANG JUDUL

PEND ENDEDERAN IKAN KERAPU CANTANG ( Epinephelus  Epinephelus sp.) DI BALAI BALAI BALAI BALAI PERIKANAN PERIKANAN BUDIDAY BUDIDAYA AIR PAYAU (BPBAP) SITUBONDO JAWA TIMUR.

PENULIS

: MEGA YANUASSARY

 NIM

:TEKNIK

: B0A015025

TEMPAT MAGANG : UNIT PENDEDERAN DI BPBAP SITUBONDO JAWA TIMUR 

S!"#$%&$' A"s!"s 201 M*%+*!",": P*-#-#% Lp%%

S"ge!g #/0!0 S.P1

NIP. NIP. 1/502 1//0 1 001 M*%*!3" K*p4 S*s U, T*6p &% K*6,s- BPBAP S!"#$%&$

S"2!30!0 A3h1 Se41$2! S.P1  NIP.1/71005 200/12 1 001 001

ii

KATA KATA PENGAN PE NGANT TAR 

P", s+""6 p*%"4s p%,!% * 3&6! T"3% Y% M3 Es !s &p! &s*4*s% &s*4*s%%+ %+ *!% *!% -% -% #*6,"&"4: #*6,"&"4: 8 T*% P*%&*&*6% I% K*6p" K*6p" C%!% (Epine (Epinephe phelus lus sp. )  ) & B4 B4 P*6 P*6%% %% B"&& B"&&+ + A6 P+" P+" (BPBAP (BPBAP)) s!"#$%&$ s!"#$%&$99 +% &4s%% &4s%% s*4- 2 36 &6 27 J"4 201 s.&. 20 A"s!"s A"s!"s 201 & B4 P*6%% B"&&+ A6 P+" (BPBAP) S!"#$%&$' J !-"6. !-"6. D*%% D*%% s*4*s%+ s*4*s%+ K*!% K*!% M% M% %' p*%"4s %% -*%+-p% -*%+-p% ";p% !*6- s3 *p&: 1. A443 SWT +% +% !*43 -*-#*6 -*-#*6% % #*63' 6*s4 M%.............. M %..................................... ............................................ ..................... 15 D. K*%&4 K*6, &% P*-*;3%%+..................................................... 5 BAB III. KESIMPULAN DAN SARAN...........................................................  A. K*s-p"4%....................................... K*s-p"4%.............................................................. .................................................. ...........................  B. S6%.......................................... S6%................................................................. ......................................................... ..................................  DA?TAR DA?TAR PUSTAKA...................... PUSTAKA............................................. .............................................. ............................................. ...................... 

DA+TAR TABEL iv

>4-% T#*4 2.1 P*-#*6% P% p& B*%3 K*6p" C%!%................................... 22 T#*4 2.2 P6-*!*6 K"4!s A6 ....................................................................... 27 T#*4 2. D! S-p4% P*6!"-#"3% B*%3 K*6p" C%!% ( Epinephelus sp.)................................................................................ 2

DA+TAR GAMBAR 

v

>4-% G-#6 1.1 I% K*6p" C%!%....................................................................... 2 G-#6 1.2 BPBAP S!"#$%&$ .......................................................................... 5 G-#6 1. S!6"!"6 O6%ss BPBAP S!"#$%&$...........................................  G-#6 2.1 P*6sp% W&3 ............................................................................ 1 G-#6 2.2 P*46"!% Kp$6! ............................................................................ 1 G-#6 2. P*-#*6s3% B ............................................................................ 1 G-#6 2.7 P*-s%% A*6!$6 ....................................................................... 1 G-#6 2.5 O"!4*! L"6 ..................................................................................... 1 G-#6 2. O"!4*! D4- .................................................................................. 1 G-#6 2. P$-p A6 ....................................................................................... 1/ G-#6 2. T%&$% A6 ...................................................................................... 1/ G-#6 2./ A4-!ss .................................................................................... 21 G-#6 2.10 P*44*! ............................................................................................. 2 G-#6 2.11 P*-#*6% P*44*! ........................................................................... 2 G-#6 2.12 P*%""6% S"3" .......................................................................... 25 G-#6 2.1 P*%-#4% S-p*4 .................................................................... 25 G-#6 2.17 P*%*4$%!$6% ............................................................................. 2 G-#6 2.15 K*!% Grading  ......................................................................... 2 G-#6 2.1 G6 P*6!"-#"3% B*%3 K*6p" C%!%................................ 2 G-#6 2.1 P*%""6% P%,%...................................................................... 2 G-#6 2.1 P*%-#%% B*6! ...................................................................... 2/ G-#6 2.1/ P*6*%&-% A6 T6 ................................................................. 1 G-#6 2.20 B*%3 +% S! ........................................................................ .. 1 G-#6 2.21 P*-%*%% ................................................................................... 2 G-#6 2.22 I% +% &!-p"% .................................................................... 2 G-#6 2.2 A6 M*& &#*6 Es ...................................................................... 7 G-#6 2.27 P*-#*6% K6#$% A! ............................................................... 7 G-#6 2.25 P*%s% Os*% ........................................................................ 7 G-#6 2.2 P*%*p% ................................................................................... 7 DA+TAR LAMPIRAN DA+TAR LAMPIRAN

vi

>4-% L-p6% 1. Lookbook/ ;!!! *!% -%..........................................  L-p6% 2. S"6! K*!*6%% S*4*s M%........................................... /

RINGKASAN

I% *6p" &43 % +% 3&"p & p*66% !*6"-#" 6% +% &*%4 &*%% coral reef fish. I% *6p" -*6"p% $-$&!s +% -*-p"%+ %4 *$%$-s +% !%' s*3% #"&&+ % *6p" s! % s*&% &*-#%% &% &4% s*# $-$&!s #"&&+ 4"! "%"4%. >s4 &6 #"&&+ % *6p" s*4% &*sp$6 ," "%!" -*-*%"3 *#"!"3% ps6  &4- &% 4"6 %**6. >#6&ss &43 s43 s!" -*!$&* p*-"4% &4vii

"p+ -*%&p!% s!6% #6" +% -*6s s!@s! *%*! &% -$6$4$s &6 *&" !*!"%+ &% "%!" -*%%!% 3*!*6$ %!6 ' @ '0. B*%3 *6p" &*%% #*6! "6% &6 5@10 6- #*6! !"#"3 "-"-%+  p*64" &#*6 p% 4*#3 &6 ! 4 s*36 "%!" -*-s-4% p*%-#4%  p% &% -*-p*6;*p! p*6!"-#"3% %. U"6% % s*-% #*s6' s*-% "6% 6*"*%s p*-#*6% p%' !%p -*-#*6 p*%6"3 %+! !*63&p 4,"  p*6!"-#"3%. M*!$&* p*-#*6% p% +% &!*6p% +!" p*-#*6% p% s-p *%+% &% -*%&s!6#"s% p% s*;6 -*6!' - 34 % % -*%;*3 % *6p" +% 6*s &% &*%% &*-% -*%"6% !*6#"%%+ ss p% * &s6 &3 &% .-*-p*6*;4 p*%;*-6%. P*44*! *6% $-*6s4 #s%+ #*6"p p*44*! +% 4-#! !*%*4-' s*3% -*-#*6% *s*-p!% # % "%!" -*%-#4 p% !*6s*#"!. P% &!*#6% -*6! & p*6-"% $4- 6 s*-" % -*-p*6$4*3 *s*-p!% -*%-#4 p%. I% *6p" &p! &*%% ;*p! -*%,& !*6#s  p& !" p*-#*6% p% &% -*6* % s*6% #*6"-p"4 & !*-p! &-% p% p*6!- 4 &#*6%' ,& !& p*64" -*%*#6% p% * s*4"6"3 #% $4-. M*%*#6% p% s*&! &*- s*&! 6 -*%,-%  #3 s*-" % &4- $4- -*%&p!% *s*-p!% "%!" -*%%p  p% !*6s*#"!. P*-#*6% p% &s*#6 s*&!@s*&!' , %@% #*63*%! 3

-% &*%% ! s*#*4"- s*-" p% 3#s' - p*-#*6% p% 36"s s**6 &3*%!%' 6*% #*66! % !*43 *%+% (Y% S- *! 4.' 2007). M*%"6"! ?"PI' P6%! >"-s' P*%&% B6% &% Js s*6! J#!% ?"%s$%4 4%%+ G67# &.9 S4#"54"# O#g!1ss1 BPBAP S14"70!30 . *1s1 3! M1s1

B4 P*6%% B"&&+ A6 P+" S!"#$%&$ -*-4 =s &% -s &4- p*%;p% *6,%+. s &6 B4 P*6%% B"&&+ A6 P+" S!"#$%&$ +!" -*","&% BPBAP S!"#$%&$ s*# %s!!"s p*4+%%  p6- &4- p*%*-#%% ""4!"6 +% #*6&+ s% #*6*4%,"!% &% s*# s"-#*6 p*6!"-#"3% *$%$- %&4%. Ms &6 BPBAP S!"#$%&$ +!" : . M*%%!% "4!s s"-#*6&+ -%"s  #. M*%3s4%' -*%*6p% &% -*%s$s4ss% p*!@p*! !*%$4$ ;. &. *.

""4!"6 +% s!%&6 &% *s*% M*%3s4% ##! &% #*%3 +% "%"4 M*%*6p% ss!*- s*6!s p*6%% &% p*4+%% 4#$6!$6"M*4s%% ss!*- p*6%% #"&&+ +% #*6!%"% ,# &% 6-3 4%"%%

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B4 P*6%% B"&&+ A6 P+" S!"#$%&$ (BPBAP) !*64*! p&  p$ss 11055 5 BT H 117 0 00' BT &% 0 07259 LS. P*66% & s*!6  B4 P*6%% B"&&+ A6 P+" (BPBAP) S!"#$%&$ #*66% 7

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17

 %;3. S4"6% p*-#"%% % &p! -*%&""% "%!" -*%"6"%% *!%% 6. 3. Pe!g1s1! A1#

A6 4"! +% &"%% "%!" -*%s 6 # p*%&*&*6% &-#4 4%s"% &6 4"!. A6 +% -s" * &4- #' &s6% !*64*#3 &3"4" s*;6 s -*%"%% #!" 4' *64' 6%' ps6 &% ,"  +% &s"s"% s*&*-% 6"p. P*%+6%% 6 4"! #*6!","% 6   #3%@#3% p*%;*-6 -"p"% $!$6% !& -s" * &4- #' s*3% &p! -*%;*3 !-#"4%+ p*%+!. M*%"6"! S"#+!$ F C3+%%s3 (200)' 6 4"! #" !" 6 4"! s4 -*6"p% *#"!"3% p$$' s*;6 s 6 4"! #" !*6s*#"! 36"s ,*6%3' !&   #*6#"' !& #*66% &% !& -*-# #3% *%&p% s"sp*%s !"p"% *-"4s. A6 4"! +% &p*6$4*3 36"s -*44" s*6%% %s!4s +% !*6&6 &6 p$-p 6 4"!' pp p*%+*&$!% 6 4"!' 4!*6'  # p*%-p"%% 6 (reser$oir)' -*%6 6 4"! &% pp &s!6#"s 6  4"! * "%! p6$&"s. ?$!$ p$-p 6 &% # p*%-p"%% 6  (reser$oir ) !*6&p! p& -#6 2. &% -#6 2.. A6 +% &6 #  4!*6 *-"&% &46% * !%&$% &% &46% * # p*%&*&*6% s*# -*& "%!" p*%&*&*6% %.

G67# .? +040 B5 Pe!6p"!g! A1# (S"67e#: D05"6e! P#1731)

G67# .- +040 P06p A1# (S"67e#: D05"6e! P#1731)

A6 +% #*6& &4- # !& #*6s*%!"3% 4%s"% &*%% !%3' 6*% # +% &"%% !*6#"! &6 s*-*%. K$4- s*-*% -*-4 s*#"!% $4- s$4&' 6*% $4- % s*;6 *s*4"6"3% # &%&% -"p"% &s6 $4- !*64ps #3% s$4& +% *&p 6 !"p"% 4$%! 6!. A6 &&4- $4- % !& #*6s*%!"3% 4%s"% &*%% 18

!%3 #*#s !" #"- (W3+"&' 2012). Kps!s # !%&$% !" #   p*%-p"%% ! 4"! +% & & p*%&*&*6% #*6""6% (  7  ) -  &*%% =$4"-* 6 / !$%. . Sele5s1 3! Pe!e7#! Be!1h

P*%+*&% #*%3 +% s*3! &% !& ;;! ," -*6"p% s43 s!" !$6 +% p*%!% "%!" *!% p*%&*&*6% % *6p" ;%!%. B*%3 *6p" ;%!% #*6s4 &6 >!;3*6+ p*-#*%3% & BPBAP S!"#$%&$. B*%3 +% &p%&3% * p*%&*&*6%' s*#*4"-%+ &4"%  grading  &  p*-#*%3%. Grading   #*6!","% "%!" -*%*!3" ""6% +% &%%% &% -*%&p!% #*%3 +% s*3! &% !& ;;!. B*%3 *6p" ;%!%  p*6!- 4 -s" * p*%&*&*6% #*6""6% 2'5 ;- s-p  ;-. C6@;6  #*%3 +% # "%!" p*%&*&*6% &43 s*# #*6"! : .

As4 #*%3 !*#6 #*6"-"6 D70 3s4 &6 p*-#*%3%

 #.

S*3!' !& !*6%*s *% p!3$*% -"p"% %$% p!3$*%

;.

T& ;;!' $6% !"#"3 #*%3 4*%p &% !& ;;!

&.

B*6""6% s*6- "%!" -*%;*3 %#4s-*

*.

A! #*6*%% &% #*6*6$-#$4

.

S%! 6*sp$%s !*63&p p% +% &#*6% P&! !*#6 #*%3 *6p" ;%!% "%!" # p*%&*&*6% #*6""6% (7 

2'5 1) -  "6% 4*#3 &43 00@500 *$6-  &*%% ""6% #*%3 2'5@ ;-' s*!*43 #*%3 #*6""6% 7@5 ;- *p&!%+ #*6s6 150@200 *$6- ' *p&!% #*%3 s*4%,"!%+ &s*s"% &*%% ""6% #*%3 s*-% #*s6  ""6%+ - *p&!%+ s*-% *;4 . P*%*#6% #*%3 &4"% p&  p &% s$6* 36. >s4 % s*s" &*%% p*%&p! A#6 F S"&6+%!$ (2001)'

p*%*#6% #*%3 p*%&*&*6% % *6p" ;%!% s*#%+

&4"% p !" s$6* 36 "%!" -*%3%&6 s!6*s 6*% $%&s 4%"%%. P*%*#6% #*%3 36"s &4"% s*;6 3!@3! &% s*s" &*%% p6$s*&"6. B*%3 +% % &!*#6' s*#*4"-+ &4"% 4-!ss. A4-!ss &43 p*%+*s"% s"3" p& %!$% p4s! +% #*6s #*%3 &*%% s"3" 4%"%% s*;6 p*643%@43%. T","% 4-!ss +!" 6   #*%3 !& s!6*s !" *! 6*% s"3" 4%"%% +% #*6#*& &*%% s"3" +% & & %!$% p4s!. A4-s &4"% &*%% ;6 %!$%  p4s! &#" &% p$ss %!$% &-6%% &*%% -"4"! %!$% 19

&!"6"%% *63 p*6-"% 6 p& # p*%&*&*6%' s*3% 6 #   p*%&*&*6% s*&! &*- s*&! -s" * &4- %!$% p4s! &% #*%3 % *4"6 &*%% s*%&6%+. ?$!$ 4-s !*6&p! p& -#6 2./.

G67# .@ +040 A5l16s1 (S"67e#: D05"6e! P#1731) 9. Pe6el1h#!

K*!% p*%&*&*6% -*6"p% *!% 4%,"!% &6 *!%  p*-#*%3%. B*%3 p& -s p*%&*&*6% &%p s*# -s 6!s' s*3% *!% p*%&*&*6% &4"% "%!" -*%*% !%%+ % -$6!4!s. B*%3 *6p" ;%!% +% -s3 *;4 #*4"- "! "%!"  &p*436 &4- K*6-# J6% Ap"% (KJA)' s*3% p*64" &p*436  #*#*6p !" 3% -*%;p ""6% @10 ;- !" sp &!*#6 & KJA' 4- p*-*436% #*%3 & p*%&*&*6% "6% 4*#3 75 36. >4@34 +%  p*64" &p*63!% &4- p*-*436% #*%3 *6p" ;%!% &43 s*#  #*6"!: .

M!/e6e! P5!

M%,*-*% p% -*%+%"! !*p! ,"-43' !*p! ,*%s' !*p! ;6' !*p! -"!" &% !*p! !". K*!*p!% &4- -%,*-*% p% s%! &p*64"% s*## *!& !*p!% % -*-#*6% &-p +% s%! -*6"%. 1) T*p! J"-43 P% +% &#*6% 36"s43 !*p! ,"-43 -s"&%+ &4 p*-#*6%

p%

,"-43%+

36"s

 p*6!"-#"3% #*%3 *6p" ;%!%. 2) T*p! J*%s

20

!*p!

"%!"

*#"!"3%

P% +% &#*6% ,*%s%+ 36"s s*s" &*%% ""6% #*%3 *6p" ;%!%' p#4 p% +% &#*6% !& s*s" &*%%  ,*%s%+ - -*%#!% p% !& !*6-%. )

T*p! C6 P*-#*6% p% p& #*%3 *6p" ;%!% 36"s !*p! ;6 +!" &*%% p*-#*6% p% s*;6 s*&!@s*&! 6 p% !&  !*6#"%.

7)

T*p! M"!" P% +% &#*6% 36"s -*-4 -"!" +% #' +!" -*-4 %&"%% s4 p*%""6% p6-*!*6  "4!s 6 p& -%" *@1 s-p -%" *@2 !*6&p! p& !#*4 2.2. T7el . Parameter Kualitas Air N0.

P#6e4e#

M1!gg" 5e,&

M1!gg" 5e,

M1!gg" 5e,9

I!le4

O"4le4

I!le4

O"4le4

I!le4

O"4le4

1.

P3

'10

'17

'72

'/

'

'0

2.

S"3"

20C

20C

2/0C

2/0C

2/0C

2/0C

.

S4%!s

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7

7

7.

N!6! (NO2@ N)

,

,

0'001

0'00

0'002

0'007

5.

TAN

,

,

0'01

0'2/

0'125

0'0

0'01

0'017

0'001

0'012

0'011

0'025

@

@

@

@

2'1

2'0

5

7

7'

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7'1

A-$% (N>) .

N!6!

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DO (Os*% T*646"!)

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-%" *@7 #*6s6 2'1 "%!" %4*! &% 2'0 "%!" $"!4*!. DO (Os*% T*646"!) p& -%" *@1' -%" *@2' -%" *@ "%!" %4*! +!" 7' 7'' 7'1. B*6&s6% 3s4 &! p*%""6% "4!s 6 +% !*43 &4"%' - s*s" &*%% p*6%+!% S$*-6,! *! 4 (2015)' "4!s 6 "%!" p*%&*&*6% % *6p" ;%!% +!" p> #*6s6 '@'5' s"3"  #*6s6 2@20C' s4%!s #*6s6 2@5 pp!' N!6! (NO 2@  N) #*6s6 1 -4!*6' A-$% (N> ) #*6s6 0'01 -4!*6' N!6*! #*6s6150 -4 DO (Os*% T*646"!) 7 -4!*6. G-#6% p*%""6% !*-p*6!"6 &%  #$!$4 +% &"%% "%!" p*%-#4% s-p*4 6 !*6&p! p& -#6  2.12 &% -#6 2.1

G67# .&9 +040 Pe!g671l! S6pel (S"67e#: D05"6e! P#1731)

G67# .& +040 Pe!g"5"#! S"h" (S"67e#: D05"6e! P#1731) . Pe!ggel0!40#!

P*%*4$%!$6% !" p*%+p$%% &4"% "%!" -*-#"% ss@ss  p%' $!$6% +% -*%*%&p -"p"% *s*s +% &p! -*%;*-6 "4!s 6 #. P*%*4$%!$6% &4"% &" 4 &4- s*36 +!"  p& p 36 s*!*43 p*-#*6% p% p""4 0.00 &% s% 36 p""4 17.00

WIB.

P*%*4$%!$6%

s%!

p*%!%

&4"%

"%!" 

-*-p*6!3%% "4!s 6. A4! +% &"%% "%!" p*%*4$%!$6% &43 s! +% &-$&s &*%% #-#" !" pp p64$% +% p%,%. K*!%  p*%*4$%!$6% !*6&p! p& $!$ -#6 2.17. P*%% s! +%  p%,% #*6"%s "%!" -*-p*6-"&3 s! -*4"% p*%*4$%!$6%  p& #% &4- #. C6 -*4"% p*%*4$%!$6% +!" p*6!- 4 *6s &-!%' *-"&% pp $"!4*! 4"6 &#". S! &s6 s*6! &%&% # &% 63% $!$6% +% & & &4- # * s4"6% pp 24

$"!4*! &4-. P*%*4$%!$6% p& p 36' 6 &#"% 3% ss 6  -*%;p *!%% 10@15 ;- &% s% 36 20@0 ;-. K*!%  p*%*4$%!$6% s"&3 s*4*s - *#*6s3% # p*64" &p*63!%' *6s &#"' &% p*%"!"p% pp $"!4*! 4"6 &!"!"p.

G67# .& +040 Keg14! Pe!ggel0!40#! (S"67e#: D05"6e! P#1731) 7.

Pe#g!41! A1#

P*%*4$4% "4!s 6 s43 s!"%+ &*%% ;6 p*6%!% 6  &*%% ss!*-  flo! trought +!" ss!*- p*6%!% 6 -*%46 s*;6 !*6"s -*%*6"s. P*6%!% 6 &4"% s*4- 27 ,- #*6!","% "%!"  -*-%-4s6 -"%;"4%+ s"!" p*%+! &% -*%, p*66% 6  !*!p #*6s3 &% !*6, &*%% #. P*6%!% 6 s*#%+ &4"% s*#%+ 0@0 p& p 36 &% 0@/0 p& s% 36 &% #s -*%;p 00 s*4- 27 ,-' p#4 p*6%!% 6 "6% &p! -*%"6"%+ %s" -% %. '. Pe!$e#g6! U5"#! (Grading )

I% *6p" ;%!% -*6"p% % +% -*-4 s! %#4s-* +% ;""p !%. K%#4s-* &p! -*%+*##% *-!% p& *&" % +% !*64#!' 6*% % +% -*-% % +% 4% s4"6%  p*6%s%+ !*63-#!. K*!%  grading !" p*%+*6-% ""6% % &4"% s*;6 6"!%. Grading  p& 4 #*%3 -s" * p*%&*&*6% &4"% p& -%" p*6!- !" *! ""6% #*%3 !& s*6-. P*6sp% p*64!%  grading  &43 #s$-' 4! p*%""6' -%$' *6%,%' *-#*6' pp +% &4"#% "%!" -*%46% 6' s*4% 6' &%  p*%$p% pp. L%3@4%3 -*4"% grading  &43 s*# #*6"! : .

$4"-* 6 &4- # p*%&*&*6% &!"6"%% &*%% ;6 -*-#" pp  p*-#"%% (O"!4*!) s-p *6%% "6% 4*#3 10 ;25

 #.

B*%3 +% % &  grading   &!%p s*-"%+ &% &!-p"% &4*6%,%

;.

P6$s*s grading &4"% &*%% ;6 s!" *$6 #*%3 &-#4 &% &""6  &*%% 4! ""6' s*4%,"!%+ #*%3 +% !*43 &""6 &ps3%  #*6&s6% ""6%.

&.

B*%3 &!-p"% &4- *-#*6 4%' s*!*43 !" #*%3 +% !*43 & 6&% &-s"% * &4- # p*%&*&*6% #*6&s6% ""6%. K*p&!% #*%3 +% &!*#6 s*s" &*%% ""6%' s*-% #*s6  ""6%%+ - s*-% *;4 *p&!%%+. T*% p*%+*6-% ""6% ( grading ) !*6&p! p& $!$ -#6 2.15

G67# .&' Keg14! Grading  (S"67e#: D05"6e! p#1731) T*% Grading +% &4"% s*s" &*%% p*6%+!% P6+$$

(2017)' +% -*%+!% #3 p6$s*s  grading  &4"% &*%% ;6 !*64*#3 &3"4" -*%"6% 6 p& # p*-*436% #*%3 s*#%+ 0@ 0. B*%3 +% !*43 &s*s*6 &*%% -*%"%% *6%,% &% &4*!%&&4- #s$-. Bs$- +% s"&3 & #*%3%+ &4*!% &#3 6 +% -*%46 &*%% !","% "%!" -*-#*6 $s*% # #*%3' *-"&% &4"% s*4*s ""6% &% +% ;;!. B*%3 +% ""6%%+ s*6- &% !& ;;! &4*!% *-#4 * &4- # p*-*436% #*%3 s*s" &*%% ""6% +% !*43 &p43.

;. Pe#4"67"h! M"4l5 3! Kel!gs"!g! 13"p . Pe#4"67"h! M"4l5  T7el .9 D4 S6pl1!g Pe#4"67"h! Be!1h Ke#p" C!4!g ( Epinephelus sp.) P!/!g Be#4

26

S6pel Be!1h 5e,

A2l

A5h1#

Pe#467h ! P!/!g

A2l

A5h1#

1 2  7 5 J"6lh R4,#4

2'5 2' 2'5 2'5 2' 12' 2'5

'5    '5 5 

7 7' 7'5 7'5 7'/ 22' 7'5

2' 2'2 2'2 2' 2'5 11'5 2'

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30

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?"6+&' S. 200. encemaran aerah liran Sungai (S). J6!: D,-#!%. >,6!' 2012. saha embesaran 0kan +erapu di -ambak . J6!: PT. K%s"s. >"*!' M. 1/1. -e1tbook of Fish 2ulture3 %reeding and 2ulti$ation of Fish . T$ *&!$% ?s3%. L$%&$%: N*s B$$s L!&. K$6&' K. M. G3"6%. 2010.  %udidaya 0kan #ila di +olam -erpal . Y$+6!: L4+ P"#4s3*6 K$6&' M. 2001. saha embesaran 0kan +erapu dalam -ambak  . Y$+6!: K%s"s. M"&,-%' A.' 1//. akanan 0kan. J6!: P*%*#6 S&+. M"!' A.T.' E%&%' D.M.' L"!3%' A. S.' W$6$' >. S. 2012. P*%6"3 P*%-#3% ?*;4 !*63&p P*6!"-#"3% Spirulina platensis +% D"4!"6 p& M*& As4 B4$!$% K*6%. ,urnal 0lmiah erikanan dan  +elautan. 1(2).  N*4s$%' J.S. 200.  Fish of -he 4orld '  Fourth edition. J$3% W4*+ F S$%s' N* J*6s*+. P6+$$. 2017. ?6*"*%s J"-43 P!3$*% P% M*& B"&&+ I% K*6p".  ,urnal kuakultur . . R-&3%' B*## . 2010. M%,*-*% P*-*436% B*%3 I% K*6p" M;% ( Epinephelus se1fasciatus)& B4 B"&&+ A6 P+" S!"#$%&$ P6$=%s J T-"6. Skripsi. ?"4!s P*6%% &% K*4"!% U%=*6s!s A64% S"6#+. R--*6' M. A.' S. M; B6&* &% K.C. W44. 2007. A&=%;*s % G6$"p*6 Q";"4!"6*. C%#*66' A"s!64 201. 205 onograph P.110:1. R