Quick answer: Simrad EK80 is a widely used scientific echosounder platform for recording calibrated acoustic backscatter from the water column. In fisheries monitoring it’s used to log full-resolution acoustic datasets and to generate echograms and derived indicators for biomass distribution across depth and distance.
| Feature area | What it affects | Why it matters |
|---|---|---|
| Scientific logging | Traceable, detailed records | Supports post-processing and reporting |
| Frequency configuration | Target response differences | Helps characterize layers and returns |
| Echogram outputs | Visual interpretation | Fast QC and pattern recognition |
| Indicators vs full-resolution | Real-time vs deep analysis | Supports both operations and science |
| Deployment context | Vessel or USV missions | Enables repeat transects and persistence |
When people say “EK80-class,” they usually mean:
It’s shorthand for a data pipeline that can be validated and compared.
Common uses include:
When used on long-duration missions, teams often send indicators during the campaign (e.g., over Iridium) and keep full-resolution data for recovery-based analysis.
Is EK80 the same as a fish finder?
No. EK80 is typically used as a scientific echosounder with logging and processing workflows aimed at quantitative analysis.
Do I need full-resolution logging if I only want indicators?
If you want defensible results later, yes. Indicators are summaries; full-resolution is the master record.
Does EK80 guarantee species ID?
No—species ID is not guaranteed from acoustics alone.