Offshore Bat Activity Intelligence via Fixed Marine Listening Networks

Marine bat monitoring presents unique methodological challenges across European waters, where regulatory frameworks remain fragmented. Our approach focuses on seasonal migration periods—spring and autumn transitions between breeding grounds and wintering sites—when these mammals utilise offshore environments.

Fixed listening networks deliver comprehensive spatial coveage

We deploy marine-grade ultrasonic detectors across strategic points using research vessels and proprietary modified navigation buoys. Vessel operations employ anchored positioning or low-speed transect navigation during minimal wind conditions, optimising echolocation signal quality by reducing acoustic interference

Proprietary marine buoy modifications create permanent listening stations

Our custom-engineered navigation buoys house detectors and microphones within sealed enclosures, providing weather-resistant operation across challenging maritime environments. This fixed infrastructure captures continuous activity patterns beyond vessel operational limitations.

Automated signal analysis transforms echolocation data into activity intelligence

Detection recordings enable species classification and signal duration analysis, generating normalised activity indices expressed as hourly bat contact rates. These indices reveal seasonal and spatial activity variations, creating comprehensive understanding of offshore bat utilisation patterns.

Our marine acoustic intelligence networks see migration patterns where traditional methods encounter operational constraints-delivering complete speces activity mapping across Europe's complex offshore environments.

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+48 530 177 111

sayhello@murmurat.com

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