Mountain stream in the south of Guangdong province, China

_ place in Biotope Aquarium Design Contest 2019

Volume: 64 L
Dimensions: 40x40x40 cm
List of fishes: Tanichthys albonubes
List of plants: Microsorum pteropus
Description of decorations: Decor AQUAXER, bamboo 2.2-2.4
Corus Morus Tortuosa S, 50 cm, 3 pc.
AQUAXER soil is granite sand, 0.5-2 mm
Soil AQUAXER pebble river, 5-10 mm
Ground AQUAXER pebble river, 20-100 mm
Description of equipment: External filter, SunSun HW-602
Pump, Atman AT-101, ViaAqua-100A, 350 l / h
Luminaire Ptero Ray 1700 / 25-30, 18 W
Water parameters: temperature 25С
gH-12
pH-6.8
Additional info: Weekly replacement of 30% of water

INFORMATION ABOUT BIOTOPE

Description of the area surrounding the biotope: Hanshirek in China, the left bank of the Yangtze River. The source and upper reaches of the river are located from the south of Qinglin Mountains.Qingling Mountain Range in East Asia, located in China. It is the eastern extension of the Kunlun Range. It drags from west to east to 1000 km from the southwest of Gansu Province in Shaanxi Province and Henan. The highest point is Mount Taibayshan (height 3767 m). [2] In addition, the vertex of the ridge is one of the sacred mountains of Taoism – Huashan. On the ridge is the watershed of the basins of the main rivers of China – Huanghe and Yangtze. The River Weihe that runs north from the ridge separates Qinglin from the Loss Plateau, and the Hanshui Valley from the south – from the Mitsangshan and Badashan ridges, behind which lies the Sichuan Basin. The spine consists predominantly of limestone and metamorphic shale.On slower southern slopes, subtropical mixed forests grow with the participation of bamboo, camellias, magnolias.

Description of the underwater landscape of the biotope: The creek flows into the Hanshui River, a river in China, the left bank of the Yangtze River. The length of 1532 km, the area of the pool – about 175 thousand km² The source and upper reaches of the river are located south of Qingling Mountain Range in Shaanxi Province. On the plain, Hanshui leaves near the city of Guanghua, to which shipping from Yangtze is carried out.The channel consists of fine sand and a large river pebble. Power supply is rainy, in summer there is high water, in winter it is low. The average water consumption is about 2000 m³ / s

Description of the parameters of the habitat: clear water
pH range: 6.0 – 8.0; GH 12. ; 22°C

List of fishes and invertebrates occurring in the nature biotope: Tanichthys albonubes

List of plants found in the nature biotope: Bambusa vulgaris
Microsorum pteropus

Threats to the ecology: The aquarium is designed to attract attention to the small fish and the fragility of all water inhabitants. In nature, the streams with a fast current in the south of China are no longer inhabited. After detection in 1930 and with active catch for aquarium content, the fish – in the former habitats, completely exterminated.

Sources of information:
https://ru.wikipedia.org/wiki/%D0%A4%D0%BB%D0%BE%D1%80%D0%B0_%D0%9A%D0%B8%D1%82%D0%B0%D1%8F
http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=242332560
https://ru.wikipedia.org/wiki/%D0%A6%D0%B8%D0%BD%D1%8C%D0%BB%D0%B8%D0%BD
https://ru.wikipedia.org/wiki/%D0%A5%D0%B0%D0%BD%D1%8C%D1%88%D1%83%D0%B9
https://ru.wikipedia.org/wiki/%D0%91%D0%B0%D0%BC%D0%B1%D1%83%D0%BA%D0%BE%D0%B2%D1%8B%D0%B5
http://www.fishbase.us/summary/SpeciesSummary.php?id=4758

Comments of the members of the jury of Biotope Aquarium Design Contest 2019