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Kogelvis forum • Toon onderwerp - Migrerende brakwaterkogelvissen houden?

Migrerende brakwaterkogelvissen houden?

Alles omtrent brakwater kogelvissen

Migrerende brakwaterkogelvissen houden?

Berichtdoor Ruben » 30 aug 2013 21:50

Hoe hou ik een brakwater aqua?
Welke vissen en welk zoutgehalte?

Mijn fugu's migreren (emigreren) van zoet, naar brak, naar zee.
Om vervolgens deze natuurlijke cyclus weer omgekeerd te doen.

Maar hoe doe je dat met de inrichting?
Hou ik ze altijd op zoet, dat gaat fout. op zeker!

Maar geld dat ook op zeewater 1000.20 s.g.?

Leuke vissen, maar altijd nog veel vragen.

Wat vinden jullie?
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Re: Migrerende brakwaterkogelvissen houden?

Berichtdoor Lode » 31 aug 2013 01:09

Vaak worden ze in zoet/licht brakwater geboren. Waarschijnlijk omdat daar meer schuilplekken zijnvoor de jongen en eieren (denk aan mangrove etc.). Jonge kogelvissen vinden hier ook meer voedsel aangezien kleinere prooidieren er ook beter kunnen schuilen etc.

Naarmate de kogelvissen groter worden worden de prooien groter en zijn ze ook veiliger in open water. Migreren is dus hoofdzakelijk voor de paring. Vandaar op jonge leeftijd brak en op latere leeftijd zouter. Brakwater kogelvissen zijn er eigenlijk nauwelijks gek genoeg :)
Mmmmmmmmmmm-boeeeeeeeee
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Re: Migrerende brakwaterkogelvissen houden?

Berichtdoor Nanda » 31 aug 2013 13:34

Ik zou altijd de natuurlijke omgeving zoveel mogelijk nabootsen. Qua inrichting kom je dan al gauw uit bij mangrove. Deze planten kunnen zowel op zoet brak als heel zout overleven.

Of het goed voor ze is om mee te migreren vraag ik me af?

Voor de vissen zelf is het interressant om te kijken of ze door die veranderingen van het zoutgehalte van het water mogelijk paargedrag gaan vertonen.

Wat is jouw plan om te doen?
True pufferlove does exist!
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Re: Migrerende brakwaterkogelvissen houden?

Berichtdoor Ruben » 02 sep 2013 15:35

@lode, dank
@nanda, Ik zit nog te twijfelen wat te doen.
als dat steen testje lukt (lode dacht van wel en een kennis van me houd alles op 1000.20)
dan kan ik niet meer terug naar b.v. 1000.16, anders moet ik alles uit de bak halen.
Wat je al zou het wel grappig vinden om het gedrag te zien als het zoutgehalte verandert.
Merk nu vooral(denk ik) dat ze het op zouter water fijner vinden
Techniek zoals afschuimer, sump etc. Is dat dan wel allemaal nodig?
Ik bedoel het wordt geen reef.

Mangroves zijn wel leuk, maar 18 graden is niet echt wenselijk (als ik het goed begrijp) en ze worden groot als je ze goed voed.

Zo'n TANKED inrichting vind ik dan ook weer niets.

Ik ben niet moeilijk ofzo.
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