Ten "Commandments" for Ecosystem-Based Fisheries Scientists / by Francisco Blaha

(1) Keep a perspective that is holistic, risk-averse, and adaptive. 
(2) Question key assumptions, no matter how basic. 
(3) Maintain old-growth age structure in fish populations. 
(4) Characterize and maintain the natural spatial structure of fish stocks. 
(5) Characterize and maintain viable fish habitats. 
(6) Characterize and maintain ecosystem resilience. 
(7) Identify and maintain critical food-web connections. 
(8) Account for ecosystem change through time. 
(9) Account for evolutionary change caused by fishing. 
(10) Implement an approach that is integrated, interdisciplinary, and inclusive. 
RC Francis et all (2007)