Blank Fishbone Diagram Template for PowerPoint & Google Slides

Visualize Root Causes with a Simple Blank Fishbone Diagram

A blank fishbone diagram is a practical tool for organizing ideas, identifying root causes, and understanding the factors behind a problem. Also known as an Ishikawa diagram or cause-and-effect diagram, it helps teams structure brainstorming sessions and uncover relationships between contributing factors and outcomes.

This editable Google Slides template features a clean fishbone layout with multiple branches that can be customized to suit different industries, projects, and educational activities. The blank design allows users to define their own categories, making it suitable for quality management, process improvement, project reviews, risk assessments, and strategic planning.

The fish-shaped structure guides discussions by placing the main issue at the head of the diagram while organizing possible causes along the bones. This visual approach makes complex problems easier to analyze and encourages teams to explore underlying reasons rather than focusing only on symptoms.

Whether you are conducting a root cause analysis, facilitating a workshop, teaching problem-solving techniques, or presenting findings to stakeholders, this fishbone diagram provides a flexible framework for clear communication and structured thinking. The template is fully editable in PowerPoint, Google Slides, and Canva, allowing you to adjust colors, labels, and categories to match your presentation style.

Use this blank fishbone diagram template to turn brainstorming sessions into actionable insights and present cause-and-effect relationships in a professional, easy-to-understand format.