TUGAS UJIAN PERBAIKAN MATA KULIAH

MEKANIKA TANAH DAN HIDROGEOLOGI

PENGUKURAN PENCEMARAN AIR TANAH PADA SUMUR BOR DAN

PERSAMAAN PADA UJI PERMEABILITAS DI LAPANGAN

DENGAN SUMUR ARTESIS

Oleh:

Nugroho Setio Utomo 081311133005

PROGRAM STUDI ILMU DAN TEKNOLOGI LINGKUNGAN

DEPARTEMEN BIOLOGI

FAKULTAS SAINS DAN TEKNOLOGI

UNIVERSITAS AIRLANGGA

JULI 2015

Effect of Cadmium and Zinc in Different Salinity Levels

On Survial and Osmoregulation of White Shrimp

(Litopenaeus Vannamei Boone)

Test Variable Shrimp, Amphib

Organismes White Shrimp, Litopenaeus

vannamei boone.

Age of test organism Early life stage of L. vannamei,

Larvae (nauplii,zoae, and Mysis),

shrimp, and juveniles.

Experimental Design

No. per chamber 10 Individuals

Vessel type/size Petri dishes (larvae), 200-mL

plastic boxes (postlarvae), 10 mL

plastic containers (juveniles)

Plastic tanks (L.vannamei)20L

no. of replicates Triplicate

feeding regime Twice daily with commercial

fish food (30% protein, 3% fat,

4% fiber) to support normal

funtion

test duration 24 h for nauplii, and

zoae.48 h,for Mysis and 96h both

postlarvae and juveniles)

Physical/Chemical Variable

Temperature 28-29 C

Light 12-h light and 12-h dark

DO 5.8–6.2 mg/L-1

Salinity 15 ppt for L.vannamei juvenile,

27 ppt for shrimp.

End Point Lack of movement, immobility,

lack of response (death), and

lethal.