Lake navigation nautical chart DISCOVER®

tide and currentdigital

Product Overview
DISCOVER® provides full-featured marine vector charts designed for time on the water: Hi-Res Bathymetry (HRB), integrated Genesis® social data, subscription-free Easy Routing™, custom depth shading, tides & currents and detailed marina plans.

Core Features

• Full-featured vector charts
• Tides & Currents
• Hi-Res Bathymetry Layer (HRB)
• Detailed marina and port plans
• Integrated Genesis® social layer
• Custom depth shading
• 12 months free online updates
• Subscription-free Easy Routing™

Full-Featured Vector Charts
Accurate, up-to-date vector detail based on official hydrographic sources to aid safe navigation.

Hi-Res Bathymetry Layer
HRB reveals shallow areas, drop-offs, ledges and holes with contour detail down to 1‑foot; includes C-MAP HRB data, C-MAP Team Lake Surveys (US) and integrated Genesis® maps, quality controlled and fully integrated.

Custom Depth Shading
Set a safety depth, a paper-style view or custom depth bands to display charts the way you prefer.

Easy Routing
Automatically plots the shortest and safest route using detailed chart data and your vessel profile; subscription-free.

Tides & Currents
Provides water level and tidal current projections to plan cruising, fishing or sailing outings.

Detailed Marina and Port Plans
Includes precise layouts for thousands of marinas with slips, restricted areas and docking information to assist in unfamiliar ports.

ENC Cartography Option
Optional representation of official ENC charts produced by national hydrographic offices (not for use in IMO-approved ECDIS; availability varies).

Additional Information
Includes 12 months free online updates. Compatible with B&G, Simrad and Lowrance chartplotters. Coverage options available to suit different budgets and boating needs.

Technical specifications

• Brand: C-MAP
• Model: DISCOVER®
• Chart type: Full-featured marine vector charts
• Bathymetry: Hi-Res Bathymetry (contours to 1‑foot)
• Depth display: Custom depth shading (user-defined safety depth and display styles)
• Routing: Subscription-free Easy Routing™ (uses vessel profile and chart data)
• Tides & Currents: Projections of water level and current direction
• Port data: Detailed marina and port plans with slip and restriction information
• Social data: Integrated Genesis® layer (user-contributed maps and surveys)
• Updates: 12 months free online updates included
• Compatibility: Compatible with B&G, Simrad, Lowrance chartplotters
• ENC Option: ENC representation available (not for IMO ECDIS; availability varies)