Oman is taking a significant step towards safeguarding its rich marine biodiversity by proposing a new **Particularly Sensitive Sea Area (PSSA)** along its Arabian Sea coast. This crucial initiative, submitted to the International Maritime Organization’s (IMO) Marine Environment Protection Committee (MEPC 84), aims to provide special protection to a globally important marine ecosystem, critically threatened by international shipping activities.
**Protecting a Unique Marine Ecosystem**
The proposed PSSA encompasses an area renowned for its exceptional marine productivity, fueled by a powerful coastal upwelling system. This vibrant ecosystem supports a diverse array of marine species and vital fisheries. Of particular concern is the **endangered Arabian Sea humpback whale**, a unique, non-migratory population numbering fewer than 100 individuals. Scientific studies indicate that ship strikes are already impacting this fragile population, with even a minimal increase in fatalities posing a severe threat to its survival.
**Understanding Particularly Sensitive Sea Areas (PSSAs)**
A PSSA is an area designated by the IMO for special protection due to its significant ecological, socio-economic, or scientific attributes. These areas are vulnerable to damage from international maritime activities, and their designation allows for the implementation of associated protective measures (APMs) to mitigate risks.
**Oman’s Comprehensive Protection Strategy**
To address the immediate threats, Oman has outlined a series of potential protective measures designed to enhance **marine conservation** and **maritime safety**. These include:
* **Rerouting Vessels:** Shifting shipping lanes further offshore, with early modeling suggesting a 40-nautical-mile adjustment could significantly reduce vessel strike likelihood.
* **Speed Reductions:** Introducing voluntary speed reductions (VSR) of around 10 knots in high-risk areas, particularly around core humpback whale habitats.
* **Designated Zones:** Establishing specific areas to be avoided (ATBAs) and recommended transit routes to guide international shipping away from sensitive zones.
Oman’s proposal includes two ATBAs – one near Juzur Al Hallaniyyat and another around Khaleej Masirah and Masirah Island – specifically to divert traffic from humpback whale habitats. A precautionary area in the Gulf of Masirah with a 10-knot VSR, and similar VSRs for vessels accessing Salalah Port, are also part of the plan. Furthermore, a voluntary ship reporting scheme and a proposed adjustment to the Ras Al Hadd Traffic Separation Scheme (TSS) aim to optimize **sustainable shipping** practices.
**Data-Driven Decisions and International Collaboration**
To ensure the associated protective measures (APMs) are proportionate and effective, Oman is currently conducting a revised study for the proposed PSSA. This includes a baseline evaluation of AIS data to characterize current shipping traffic and whale risks, alongside a comprehensive **Cost-Benefit Analysis (CBA)**. The CBA will evaluate the trade-offs between reducing biological risks and potential impacts on shipping, such as increased transit time and fuel consumption, ensuring a balanced approach to **environmental protection** and **economic efficiency**.
Looking ahead, Oman will finalize its ship strike risk assessment and CBA to refine the APMs. A detailed technical proposal will then be submitted to the IMO’s Sub-Committee on Navigation, Communications and Search and Rescue. Throughout 2026, Oman plans to engage in bilateral consultations and technical workshops with Member States, inviting international organizations to review the proposed routeing scenarios and technical assessments. This collaborative approach underscores Oman’s commitment to fostering global partnerships for **ocean health** and **biodiversity protection**.
This proactive initiative by Oman highlights a critical effort to protect one of the world’s most vulnerable whale populations while promoting responsible **maritime activities** in a vital global shipping corridor.
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