We start the blog today with a history lesson. But before you roll your eyes are drift off into a daydream, it's about ancient sustainable aquaculture.
According to National Geographic, ancient Chinese societies fed silkworm feces and nymphs to
carp raised in ponds on silkworm farms, Egyptians farmed tilapia as part
of their elaborate irrigation technology, and Hawaiians were able to
farm a multitude of species such as milkfish, mullet, prawns, and crab.
Archaeologists have also found evidence for aquaculture in Mayan society
and in the traditions of some North American native communities.
It's a fascinating article for history buffs and aquaculture aficionados alike.
A new tiny species of catfish has been discovered in Brazil according to the open access journal Zookeys.
Scientists discovered a tiny new species of catfish in the waters of Rio Rio Paraíba do Sul basin, Brazil.
The new species Pareiorhina hyptiorhachis
belongs to a genus of armored catfishes native to South America where
and found only in Brazil. These peculiar fish get their name from their
strange elongated mouth barbels that remind of cat's whiskers. The new
species is distinguished from others species of the genus by the
presence of a conspicuous ridge on the trunk posterior to the dorsal fin
(postdorsal ridge).
Japan, China and South Korea account for 84 percent of the macroalgae patents according to a study by Spanish National Research Council (CSIC).
The study looked at the distribution of applications and products patents derived from macroalgae among countries all around the world.
Other Asian countries such as the Philippines, Indonesia and Vietnam are also among the worldwide top producers of this type of algae however, their share of patents in much smaller.
Read more...
 |
| Português: imagem da degradação do rio paraíba do sul em caçapava (Photo credit: Wikipedia) |
No comments:
Post a Comment