DINOSAUR FISH: Sturgeon fish species of the Danube River
Sterlet – Acipenser ruthenus (Hegediš, 2007) DINOSAUR FISH: Sturgeon fish species of the Danube River Mirjana Lenhardt, Marija Smederevac-Lalić Key words: sturgeon, biology, importance Sturgeons are very old group of fish species dating back more than 250 million years ago. …
Is eating caviar a treat to the survival of sturgeons?
Beluga with a wound of a hook (Lenhardt, 2003) MirjanaLenhardt, MarijaSmederevac-Lalić Key words: threats, extinction, poaching, dams, pollution, habitat fragmentation Sturgeons represent a unique and commercially valuable group of ancient fishes, especially because of their meat and caviar, and for …
THE UNSEEN LIFE OF RIVERS: Mysterious aquatic microorganisms
www.microscopy-uk.org.uk Author: Jovana Kostić-Vuković Keywords: microorganisms, bacteria, viruses, fungi, protozoa, algae, periphyton Short intro: In this article, you will learn something about the smallest living systems on the planet and the communities they form and their important roles in aquatic …
ROLES OF AQUATIC MICROORGANISMS IN RECYCLING OF MATTER
Author: Jovana Kostić-Vuković Keywords: decomposers, food chain, food web, energy flow, matter cycling Short intro: In this article, you will learn about the importance of microorganisms in aquatic ecosystems and their role in water self-purification and aquatic food web. These …
GOOD AND BAD GUYS AMONG BACTERIA
www.gutmicrobiotaforhealth.com Author: Jovana Kostić-Vuković In this article, you will learn that although bacteria have a bad reputation, the majority of them are good and useful, both for humans and for aquatic ecosystems. Bacteria help animals to digest food, they help …
DESERT FALSE INDIGO – ONCE ORNAMENTAL PLANT HAS NOW BECOME MEDICAL OR INVASIVE ALONG THE DANUBE RIVER
1. 2. 3. 4. Title of a series: Invasive plants 1/2 DESERT FALSE INDIGO – ONCE ORNAMENTAL PLANT HAS NOW BECOME MEDICAL OR INVASIVE ALONG THE DANUBE RIVER Name and Surname of an author: dr. Simona Mihailescu Key words: invasive …