Humans have spread non-native animals and plants around the world at an unprecedented
rate in the last century. The establishment and spread of exotic species form a major threat …

Аквакультура (Aquaculture, Akvakultūra)– целевое культивирование гидробионтов в
регулируемой среде. Биология аквакультуры (Aquaculture biology, Akvakultūras …

The article reviews the history of fish introductions in Latvia, their aims and results, their
potential impact on the local ichthyofauna and future prospects. There have been three …

At the moment aquaculture is a stable developing and leading section of agriculture in the
world and Europe; its main goal is the satisfaction of increasing needs of people. The …

Amphibians have been greatly affected by invasive species through direct predation and
competition. The invasion in Eurasia of Perccottus glenii (the Chinese sleeper) triggered by …

Triturus cristatus, Bombina bombina, and Emys orbicularis are rare and protected
herpetofauna species in Europe, Latvia, and in neighboring countries (Drobenkov et al …

Materials and Methods The main objective of the study was to identify the main problems of
pond aquaculture farms in Latvia and to assess the possibility of increasing their …