Aquatic ecology and Biodiversity

Unit 12- Aquatic biodiversity and conservation

12.2.6. Conservation of natural resources
Species need conservation in nature. International Union for Conservation of Nature and Natural Resources (IUCN) and survival service commission (SSC) have published two volume of animal that have in need for conservation “Red Data Book”
Categories of Species
• Endangered species (E) : Species which are in danger of becoming extinct
• Vulnerable species (V) : Species which likely move into the endangered
category, if present situation continues.
• Rare species (R): Species restricted to specific geographic location or thin by
scattered distribution.
• Threatened (T): Species are small in numbers and their more survival is at question unless conserved/protected.