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Nemo TP 7 Growth of Fishes in Relation to Reproduction and Oxygen Consumption Rainer Froese Bernd Ueberschär Holger Meyhoff Cristina Garilao (MASY Meeting.

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Presentation on theme: "Nemo TP 7 Growth of Fishes in Relation to Reproduction and Oxygen Consumption Rainer Froese Bernd Ueberschär Holger Meyhoff Cristina Garilao (MASY Meeting."— Presentation transcript:

1 Nemo TP 7 Growth of Fishes in Relation to Reproduction and Oxygen Consumption Rainer Froese Bernd Ueberschär Holger Meyhoff Cristina Garilao (MASY Meeting in Kiel)

2 What Limits Growth? Energie invested in reproduction ‘Reproductive drain hypothesis’ Available oxygen ‘Oxygen is limiting’ hypothesis

3 GASPING FISH AND PANTING SQUIDS: Oxygen, Temperature and the Growth of Water-Breathing Animals by DANIEL PAULY (in prep)

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5 Poecilia reticulata ♀ Maturity Virgins Mothers ?

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8 ?

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11 Werkstatt Stellplatz Frontansicht Aquarium Vorderansicht Aquarium Rückansicht Angaben [ cm ] (Wasserhöhe) Ges.Höhe: 375

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14 Demo

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16 Mixed Size Tank

17 Smallest Guppies

18 Next Steps Verify and optimize video measurements Get 100 small Guppy females Do pre-experiment Build Facility with 4 parallele Tanks Get 400 small Guppy-females Do main-experiment Write paper


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