It's the rainy season in Java. Even though it's always summer, it gets cold at night when it rains.
We cover the tanks of small eels with plastic covers like this. The tanks don't be lower the water temperature by 1-2 degrees Celsius at night
I met some big Taiwanese swimming crabs for sale at a supermarket in Kota Kinabalu. They seem to be increasing in fisheries in the Seto Inland Sea (Bisan Seto) this year.
The cheapest construction gravel in Java.
This stone is best for use as filter material in brood fish tanks.
People who can understand this are at a high level as fish culturist.
Feeding for Pangasius sp. (Basa), now it's common in supermarkets in Japan.
The worker and the fish look very happy because of the newest feeding machine!