Sonar mapping gets its vibe across with waves and signals — think 🌊🔍🛰 when tracking underwater terrain or 🛰🌊📡 for real-time data feeds. Use 🔊🐟🌊 when you're highlighting marine life detection, or 🌊🚤🔊 to hint at a boat scanning the depths. Great for science posts, tech updates, or underwater exploration chats that need a splash of clarity.