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Indian Ocean Humpback Dolphin Population Soars in Gujarat

Understanding the Growth and Conservation of Dolphins

Indian Ocean Humpback Dolphin Population Soars in Gujarat

  • 25 Jul, 2024
  • 366

Overview of Dolphin Population in Gujarat

The Indian Ocean humpback dolphin (Sousa plumbea) has shown a remarkable population increase in Gujarat, with numbers rising significantly in recent years. This article explores the growth in the dolphin population, conservation status, and ongoing efforts to protect this iconic marine species.

Population Growth

According to recent studies, the dolphin population has surged by 200%, increasing from 221 individuals in 2022 to an impressive 678 by 2024. This growth is a positive indicator of the species' resilience and the effectiveness of conservation efforts.

Conservation Status

The Indian Ocean humpback dolphin is classified as vulnerable by the International Union for Conservation of Nature (IUCN). This classification highlights the need for ongoing conservation measures to ensure the species' survival amidst various threats.

Habitat and Distribution

These dolphins can be found along the Gujarat coast, specifically from Sir Creek to the Gulf of Khambhat. Notable populations are observed near Navlakhi Port and the region stretching from Sir Creek to Kandla.

Threats to Dolphin Populations

Despite the recent increase in their numbers, Indian Ocean humpback dolphins face several threats, including:

  • Habitat loss
  • Water pollution
  • Coastal development
  • Overfishing
  • Increased marine traffic

Dolphin Tourism Initiatives

To promote conservation and awareness, Gujarat has initiated plans for dolphin tourism. An MoU for this purpose was signed during the Vibrant Gujarat summit, identifying Okha and Mithapur as potential locations for dolphin viewing.

Conservation Efforts and Initiatives

The forest department is actively involved in conservation efforts, including awareness campaigns and the formation of a taskforce to monitor and protect the dolphins. Furthermore, there is a national initiative known as Project Dolphin, aimed at enhancing the conservation of dolphin populations across India.

Behavior and Breeding

These dolphins are considered a resident species, meaning they are present in Gujarat's waters year-round. Researchers have also observed dolphin calves in the area, which indicates successful breeding activities along the coast.

Census and Research

The recent dolphin census, conducted by the forest department in January 2024, has provided crucial data on the population dynamics of these dolphins, contributing to conservation strategies and efforts.

Frequently Asked Questions (FAQs)

Q1. What species of dolphin has seen a population increase in Gujarat?
Answer: The Indian Ocean humpback dolphin (Sousa plumbea) has experienced a significant population increase in Gujarat.

Q2. By how much has the dolphin population increased?
Answer: The dolphin population has increased by 200%, rising from 221 in 2022 to 678 in 2024.

Q3. What are the main threats to these dolphins?
Answer: Key threats to the Indian Ocean humpback dolphins include habitat loss, water pollution, coastal development, overfishing, and increased marine traffic.

Q4. Are there plans for dolphin tourism in Gujarat?
Answer: Yes, an MoU for dolphin tourism was signed during the Vibrant Gujarat summit, with Okha and Mithapur identified as potential sites.

Q5. What conservation efforts are being made for dolphins?
Answer: Conservation efforts include awareness campaigns by the forest department and the proposal for a taskforce to monitor and protect the dolphins, along with initiatives like Project Dolphin.

UPSC Practice MCQs

Question 1: What is the conservation status of the Indian Ocean humpback dolphin?
A) Least Concern
B) Vulnerable
C) Endangered
D) Critically Endangered
Correct Answer: B

Question 2: Which locations have been identified for dolphin tourism in Gujarat?
A) Dwarka and Kandla
B) Okha and Mithapur
C) Surat and Navlakhi
D) Bhuj and Gandhinagar
Correct Answer: B

Question 3: What was the increase in the dolphin population from 2022 to 2024?
A) 100%
B) 150%
C) 200%
D) 250%
Correct Answer: C

Question 4: Who conducted the dolphin census in Gujarat?
A) Wildlife Institute of India
B) Gujarat Forest Department
C) National Oceanic and Atmospheric Administration
D) Indian Wildlife Trust
Correct Answer: B

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