Folding anchors (also known as fluke anchors or folding grapnel anchors) are popular in boating and marine activities due to their compact design and versatility. Here are their key advantages:

1. Space-Saving & Portability

Compact Design: Folding arms/flukes collapse into a streamlined shape, making them easy to store in small compartments or backpacks. Ideal for kayaks, dinghies, or sailboats with limited space.

2. Versatility

Multi-Bottom Adaptability: Works reasonably well in sand, mud, and gravel 

Dual Use: Some models function as both an anchor and a grappling hook for retrieving submerged items.

3. Quick Deployment & Retrieval

The folding mechanism allows fast setup, and flukes can be folded back up effortlessly when pulling the anchor line.

Best For: Small boats, kayaks, paddleboards, or as a secondary/emergency anchor. 

The Bruce anchor (also known as the Claw anchor) is a popular choice among boaters due to its unique design and reliable performance. Below are its key advantages, structured for clarity:

1. Exceptional Holding Power in Varied Seabeds

• All-Round Performance: Excels in sand, mud, and gravel due to its claw-like flukes that dig deeply and reset easily if dislodged.

• Rocky Bottoms: Unlike plow anchors, its rigid design resists snagging and performs well in rocky or weedy conditions.

2. Instant Setting & Reliability

• Quick Deployment: Sets almost immediately upon contact with the seabed, reducing dragging risks.

• Stability in Shifting Conditions: Maintains hold even with wind or current changes, ideal for tidal areas.
  

• 3. Durable & Low-Maintenance

• One-Piece Construction: No moving parts or hinges (unlike folding anchors), minimizing wear and corrosion.

• Material Options: Typically made of galvanized steel or stainless steel for longevity.

• 4. Compact & Easy to Handle

• Space-Efficient: Flat profile allows for straightforward deck or bow roller storage.

• Lightweight for Its Class: Offers strong holding power relative to weight, suitable for mid-sized vessels.

• 5. Versatility for Short-Term & Permanent Mooring

• Popular for Cruisers & Sailboats: Trusted by recreational and commercial users for its balance of strength and practicality.

• Compatible with Chain or Rode: Works well with both all-chain and hybrid rode systems.

Best For: Sailboats, powerboats, and coastal cruising where a balance of reliability and ease of use is critical.