Archive for the ‘Practical Advises’ Category

Shipping Shrimps and using Breathing Bags

Wednesday, March 10th, 2010

So called ‘breathing bags’ have a great advantage in comparison to normal fish bags: They let oxygene (O2) in and CO2 out. This means that your shrimp will have always enough O2 if you packed the bags the right way. The bags should not touch each other; heat packs also should not be in direct contact to the thin membrane. When using both together please remember that they need air access. Sometimes it is recommendable to make holes for air exchange into the transport box.

Like in other containers, this bags should not be overcharged with shrimps. It is important to leave as less possible air inside the bag when closing it; this reduces water movement which will stress animals. Normally, I close the bag with a gum, but it is also possible to use a bar type heat sealer. The only negative point is that the corners of the bag are not rounded. Rounded corners avoid that shrimps entangle themselves during transportation. One can fold the corners up and fix it with tape; so there are no sharp corners. In summary, breathing bags allow you to ship or transport your shrimps several days.

Kordon, the US manufacturer of the bags offers different sizes:

Article ID Size in inch: cm cm
50100 Breathing Bag – 5 ” x 8″ 12,7 20,32
50101 Breathing Bag – 11.5″ x 19″ 29,21 48,26
50102 Breathing Bag – 7.5″ x 12″ 19,05 30,48
50109 Liner Bag – 16″ x 14″ x 30″ 40,64 35,56


LFS: How to recognize a good Local Fish Store

Friday, January 22nd, 2010
Neolamprologus multifasciatus

Neolamprologus multifasciatus

Newbies are often unsure about judging their LFS quality. At first sight, most every LFS has interesting and beautiful animals – but is this livestock really always healthy and well kept? Pay attention to these points:

  • The store should be clean, light and well ventilated in general
  • tanks should have adequate size, temperature, lightning, filtration, stock and set-up
  • every tank should have a sperate scoop to avoid infections
  • fish or shrimp should be active, well colored and healthy in general
  • crayfish always should be separated by species due to crayfish plague (Krebspest)
  • ill or new arrived animals should not be sold (but in quarantine instead)
  • stock shouldn’t be mixed up completly in the tanks; f.e. live bearers with betta or catfish with crayfish (the animals must suit one another)
  • employees should know much about fish and shrimp and give good advises (it’s usual that a good trader wants to know details of your tanks)
  • the livestock should be packed well for transportation

If you want to know more or when you are unsure, ask your seller how often he does water changes or how his filtration system works. Furthermore, if he uses salt or drugs in the water and where he gets his stock from. Every serious fish dealer will easily have satisfying answers for you.


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