# Baseline (Regular Chain)

Natural environmental baseline recording with regular mooring chain

**Duration:** 1:18  
**Audio enhanced by +12dB for playback only. Downloaded files will be the original quieter version.**

## About This Sound

This recording captures strong underwater currents and dynamic wave action, creating a rich natural soundscape of flowing water, turbulence, and rhythmic surges in the water column. The organic ambience is regularly interrupted by loud metallic clanking from a standard mooring chain, demonstrating the acoustic impact of maritime infrastructure on the marine environment.

**Submitted by:** Nick Raymond  
**Submission Date:** 2025-06-23

### Recording Information

**Date Recorded:** May 26, 2025  
**Time:** 11:00am  
**Recording Depth:** 20 meters (66 ft)  
**Recording Technology:** [Spotter Sound](/content/products/spotter/solutions/sound/index.html)  
**Sea State:** Wave heights of 1.5 meters. Currents @ .8 meters / second  
**Category:** Earth  
**Sensor:** AOS BOREALIS

### Recording Location

This Baseline (Regular Chain) recording was captured at:

**COORDINATES**  
37.731041, -122.567491

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