breeding_setup_of_egg_layers in which _-_12.ppt

breeding of egg layer

1. BREEDING SET UP FOR EGG
LAYERS

2. Goldfish (Carassius auratus)
Water
pH6-8(7.0),4-25dH(10),46-68°F
(8-20°C)
Sexidentification
Malesareslimmerandtherearoftheanal
finisconcave.

3. Goldfish (Carassius auratus)
Breeding
AlargetankwithaneutralpHanda
watertemperaturefrom68-72°F(20-
22°C)shouldbeused.Thetankshouldbe
clean.Asmanyas1000eggsare
released.Theparentsshouldberemoved
andtheeggshatchinfivedays.Theyoung
canberaisedonsmallliveanddry
foods.Theyoungtakenearlyayearto
developtheircoloration.

4. Neon Tetra (Paracheirodon innesi)
Water
pH5-8(6.8);onceacclimated1-25dH(8);
68-77°F(20-25°C)
Sexidentification
Malesareslimmerandtheirneonblue
stripeisstraight.Femaleshaveafuller
stomachandtheirblueneonstripebent.

5. Neon Tetra (Paracheirodon innesi)
Breeding
AsmallbreedingtankwithapHof5-6,awater
temperatureof75-77°F(24-25°C),andawater
hardnessof1-5dHcanbeused.Thetankshould
havesubduedlightingandbewellplantedwith
bushyplants.Thefemalelaysupto130eggs.
Theparentsshouldberemovedafterspawning.
Theeggsshouldbemaintainedinthedarktank
tokeepdownthegrowthoffungus.Thefry
hatchafter24hours.Theyoungarefree
swimmingafterfivedays,afterwhichtimethey
canbefedwithcrushedflakesandparamecia.

6. Siames Fighting Fish (Betta splendens)
Water
pH6-8(7.0),2-25°dH,73-86°F(23-30°C)
Sexidentification
Malesaremorecolorfulandhavemore
elaboratefins.

7. Siames Fighting Fish (Betta splendens)
Breeding
Ashallowspawningtankwithnowater
current,plants,andretreatsforfemalesshouldbe
used.Themaleconstructsabubblenestatthe
water'ssurface.Aftereachpairing,themale
pushesandspitstheeggsuptothebubblenest.
Inall,400-500eggsarelaid.Afterspawningthe
femaleshouldberemoved.Themalecaresfor
theeggsandshouldberemovedafter24-36
hours,whentheeggshatch.Thefrylooklike
littlehairsatthewater'ssurfaceandfedwith
microfoodsandeggyolk.

8. Three-spot Gourami
(Trichogaster trichopterus)
Water
pH5.7-8.5(7.0),3-35dH(10),75-86°C
(24-30°C)
Sexidentification
Thedorsalfinispointedinthemaleand
thefemaleissmaller,butplumper.

9. Three-spot Gourami
(Trichogaster trichopterus)
Breeding
Thetankwaterlevelshouldbelowered4-6"
(10-15cm).Thetankshouldhavenocirculation.
Themalebuildsabubblenestatthesurfaceoutof
plants.Spawningtakesplacejustbelowthisnest.
500-1200eggsarelaidinthebubblenestwherethe
maleguardsthem.Atthispoint,thefemaleshould
beremoved.Thefryhatchafter20-30hours,and
arefree-swimmingafter4-5days.Thefryshouldbe
sortedoutbysizeorelselargeroneswill
cannibalizethesmallerfry.Startfeedingwithsmall
livefoods.

10. Angel Fish (Pterophyllum scalare)
Water
pH5-7.5(6.5),1-20dH(5),75-82°F
(24-28°C)
Sexidentification
Noexternaldifferencesaredistinguishable
outsideofspawningseason.

11. Angel Fish (Pterophyllum scalare)
Breeding
Warmerwaterwithatemperaturefrom81-
86°F(27-30°C)istobeusedforbreeding.The
femalelaysabout1000eggsonpreviously
cleaned,verticalsurfacesiftheyareavailable.
Otherwisetheeggsmaybelaidonrocksor
plants.Inanycase,theparentscarefullyguard
theeggs,whichhatchin24-36hours.Thefry
hangfromplantsforanother4-5days,beforethe
parentsmovethemtoashallowpit.Atthattime
thefryshouldbefedonroftiersandnauplii.