MIEL

Hydroacoustic equipment

quantitative assessment of aquatic biological resources in shallow water in inland waters and coastal marine fishing areas;
search and assessment of the size of commercial fish in industrial fisheries on small vessels;
automated control of fish growth, their number, size range, as well as optimization of the process of feeding fish in industrial aquaculture;
selective selection of commercial fish for pasture aquaculture;
assessment of the distribution density of fish in the surveyed areas under environmental monitoring;
determination of places of fish concentrations in the reservoir in order to increase the efficiency of recreational and sport fishing.

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detection and counting of various species of fish with sizes from 10 cm and more in shallow water conditions;
echo, echo integration, and post-processing sonar processing systems;
installed on small boats, including small boats and lifeboats;
combining up to 15 underwater units into one system, working simultaneously or sequentially, which allows controlling large areas of water areas including monitor fish growth in cages.

scientists of the Research Institute of the Federal Agency for Fishery and the RAS institutes for research and quantitative assessment of aquatic biological resources;
navigators of small fishing vessels for commercial fishing;
fish farmers in industrial and pasture aquaculture farms;
owners of reservoirs to increase the effectiveness of recreational and sport fishing;
environmentalists for the environmental monitoring of controlled water areas.

	Parameter name	Parameter value
1	Operating frequency, kHz	200
2	Bandwidth, kHz	30
3	Target strength minus 26 dB, m	150
4	Range of range, m	200
5	Range resolution, cm	to 2,5
6	The width of the directivity (XN) of one beam, degrees	20
7	Type of radiated signals	tone, gcm
8	The duration of the emitted pulses, μs	from 32 to 1024 (tone), from 1000 to 8000 (gcm)
9	The method of determining the direction to the target inside the solution XN rays	“split beam”
10	Maximum number of converters, pcs.	15
11	Kit weight “underwater unit - cable - conjugation unit”, kg.	5