Sick pond

Sick ponds
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Geographical location	Meersburg , Bodenseekreis , Baden-Württemberg ( Germany )
Drain	to Lake Constance / Rhine →  North Sea
Data
Coordinates	47 ° 41 '45.9 "  N , 9 ° 16' 57.7"  E Coordinates: 47 ° 41 '45.9 "  N , 9 ° 16' 57.7"  E
Altitude above sea level	465  m above sea level NHN
surface	2.4 ha
volume	31,300 m³
Maximum depth	2.5 m
Middle deep	1.3 m
Catchment area	2.27 km²
particularities	Action program for the rehabilitation of Upper Swabian lakes LSG

The Siechenweiher is a still water in the city of Meersburg in the Lake Constance district of Baden-Württemberg in Germany .

location

It lies at an altitude of 465  m above sea level. NHN , about 800  meters northeast of Meersburg city center, west of federal highway 31 and north of federal highway 33 .

Inflow and outflow

The main inlet of the pond is the Heddelbach , which comes from the Neuweiher and flows in from the east ; most of the runoff goes to Lake Constance , thus to the Rhine and ultimately to the North Sea .

history

The "Siechenweiher", laid out as a fish pond in the Middle Ages , was almost silted up at the beginning of the 1960s . In 1967/68 it was desludged and reeds and wood removed from the bank area. The water level is regulated by a monk in the middle of the dam.
Today the lake is owned by the Spitalfonds Meersburg, which leased it to a local fishing club .

Sea data and hydrology

The water surface of the "Siechenweiher" is 2.4  hectares . With a maximum depth of 2.5 meters and an average depth of 1.3 meters, the volume is around 31,300  cubic meters .

The catchment area of ​​the pond - ten percent is used by forest, 75% by agriculture, of which 22% as green, 35% as arable land and 43% for fruit and wine growing - covers 227 hectares.

ecology

Since 2000 Meersburg, Daisendorf and Stetten (both only catchment area) have been involved in the action program for the rehabilitation of Upper Swabian lakes with the “Siechenweiher” . An important goal of this program is to reduce nutrient inputs in streams, lakes and ponds and thereby improve and maintain the condition of the water bodies.

Plant nutrients and other trophy indicators
in the Siechenweiher

year	2000	2001	2007	2011
Total PO 4 - phosphorus (µg / l)	77	85	78	82
Chlorophyll a (µg / l)	25th	35	48	46
Chlorophyll a peak (µg / l)	59	68	82	94
total inorganic nitrogen a (mg / l)	-	0.61	0.78	0.31
Viewing depth (m)	0.7	0.7	0.6	0.7

Flora and fauna

The “Siechenweiher” is stocked with eels , perch , pike , crucian carp , roach , common carp and pikeperch , among others .

Web links

• Action program for the rehabilitation of Upper Swabian lakes

Individual evidence

1. ↑ Top25 Viewer - [Top. Map 1: 25000 Baden-Württemberg (South)]
2. ↑ The "Siechenweiher" on the website of the Meersburger Angelsportverein
3. ↑ The fish population of the "Siechenweiher" on the website of the Meersburger Angelsportverein ( memento of the original from November 30, 2015 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice.