SHAIFULLAH YENG

SHAIFULLAH YENG



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Name:              SHAIFULLAH YENG
Address:           443-C JALAN BURMA ,GEORGETOWN
Zone:              10350 PENANG MALAYSIA
Telephone:       006 04 2261348 fAX: 006 04 2261108
E-mail address: ndyeng@pc.jaring.my
http://             http://www.aquaworldnet.com/nuradiscus.shtml
Country:           MALAYSIA
Date:               1997

How long have you bred Discus fish: 10 YEARS.

I sell Discus fish to: individuals
                             wholesale
                             shop.

Do you breed for hobby or: NO, PROFESSIONALLY ONLY.

How many breeding couples have you got: 20 AT ANY ONE TIME, AT OUR MAIN DISCUS DISCUS HATCHERY.

What kind of Discus fish do you breed: TANK BRED VARIETIES.

I breed 7000 to 8000 fish a year.

Are breeding couples prepared / treated for breeding? yes.
How: FREE FROM PARASITES.
When: BEFORE MATURITY.

On wich age are the couples formed: DEPENDS ON THE STRAINS 10 TO 18 months.

Up to which age do you breed with them: 3 year.

How large are the breedingtanks: L24" x W24" x H16 - 18"
swimming out tanks:                     L48" x W24" x H12 - 16"

In what kind of water do you breed: DE-CHLORINATED TAP WATER
and in which way do you prepare it: REMOVAL OF CHLORINE USE OF SODIUM THYOSULFATE,STORED IN LARGE FIBRE GLASS TANKS 6000 LITERS

How long do you have this water matured before the the breeding couple is placed? 4 HOURS IN THE DAY TIME, RE-FILLING AFTER THE FIRST WATER CHANGE, 6 HOURS DURING THE NIGHT
And what is the temperature WE ARE FORTUNATE TO HAVE GOOD WATER, WATER IS JUST STORED IN FIBRE GLASS TANKS AND USED ALMOST CONTINUOUSLY.

Are breeding couples fed when they are breeding yes for: VERY LITTLE BEFORE AND AND AFTER SPAWNING.

Do you renew water during the breeding yes.
How much: REPLACING AMOUNT SIPHONED OFF - REMOVAL OF FAECES AND UNEATEN FOOD.
How often: ONCE A DAY.

Do you renew when there are larvae? yes.
How much: REPLACING AMOUNT SIPHONED OFF - CLEANING OF TANK BOTTOM.
How often: TWICE AT THIS STAGE.

On wich day do you start feeding the larvae after they are swimming free?
day: IT DEPENDS ON THE BROOD, LARGE 200 AND ABOVE , ON THE FIFTH DAY, A 100 PLUS 6 OR 7 DAY.
how often: 1/2 TIMES.
with what: ARTEMIA .

Do you renew the water during this period? yes.
what kind of water: NORMAL CHLORINE FREE TAP WATER.
how much: ABOUT A QUARTER BY VOLUME.
why: JUST ABOUT THE AMOUNT NEEDED TO BE REMOVED WHEN CLEANING THE TANK.

At wich moment do you remove the fry? from the breeding tank: FOR LARGE BROODS 10 - 12 DAYS , SMALLER BROODERS 14 DAYS.

What and how often do you feed the larvae?
what: ARTEMIA.
how often: 4 TO 5 TIMES DAILY, STARTING WITH SMALL AMOUNT.

what and how often do you feed the larvae from week 1:
what: ARTEMIA.
how often: 4 TO 5 TIMES DAILY, STARTING WITH SMALL AMOUNT.

what and how often do you feed the larvae from week 2:
what: ARTEMIA.
how often: 4 TO 5 TIMES DAILY, STARTING WITH SMALL AMOUNT.

what and how often do you feed the larvae from week 3:
what: ARTEMIA , FINELY MINCED OX-HEART MIXTURE.
how often: 3 TIMES.

what and how often do you feed the larvae from week 4:
what: ARTEMIA , FINELY MINCED OX-HEART MIXTURE.
how often: 3 TIMES.

what and how often do you feed the larvae from week 5:
what: FINELY MINCED OX-HEART PREPARATION.
how often: THREE TIMES WITH HALF AMOUNT OF WATER CHANGE PER FEEDING.

what and how often do you feed the larvae from week 6:
what: FINELY MINCED OX-HEART PREPARATION.
how often: THREE TIMES WITH HALF AMOUNT OF WATER CHANGE PER FEEDING.

what and how often do you feed the larvae from week 7:
what: FINELY MINCED OX-HEART PREPARATION.
how often: THREE TIMES WITH HALF AMOUNT OF WATER CHANGE PER FEEDING.

what and how often do you feed the larvae from week 8:
what: FINELY MINCED OX-HEART PREPARATION.
how often: THREE TIMES WITH HALF AMOUNT OF WATER CHANGE PER FEEDING.

Dou you use vitamins, minerals, medication during this period? No/Yes
what: VITAMINS / MINERALS - YES.
how much: IT IS A MATTER OF PREFERENCE HERE.
why: NO MEDICATION.
why not: UNLESS FISHES SHOW SIGN OF ILLNESS.

Type here other important information: FOR BEGINNER HOBBYISTS DO NOT BUY COLORFUL DISCUS ESPECIALLY BLUE OR RED BASE FISHES. FISHES TREATED WITH HORMONES WILL NOT GROW WELL AND IF THEY DO, THEY WILL NOT BREED WELL

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