7 Years of Data Raise the Alarm for Shui Hau: WWF-Hong Kong Releases Conservation Report and Hosts Science Forum to Build Consensus on Protecting Horseshoe Crabs and the Sandflat

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7 Years of Data Raise the Alarm for Shui Hau: WWF-Hong Kong Releases Conservation Report and Hosts Science Forum to Build Consensus on Protecting Horseshoe Crabs and the Sandflat

HONG KONG SAR– Media OutReach Newswire — 11 September 2026– WWF-Hong Kong (WWF)today launched Suggestion Report for Conservation of Shui Hau Sandflat, exposing a worrying pattern in among Hong Kong’s many special marine communities: Based on 7 years of eco-friendly information gathered at Shui Hau sandflat, the research study validates that Shui Hau stays an important fortress for the Chinese Horseshoe Crab (Tachypleus tridentatus. Total clam density has actually decreased precipitously by 65%given that 2018, showing the present harvesting activity has actually surpassed sustainable levels. This postures an instant risk to the sandflat community and straight jeopardises the survival of worldwide Endangered horseshoe crabs. The total pattern is deeply worrying, highlighting the immediate requirement to carry out science-based preservation steps more immediate than ever.

These findings, gathered through WWF’s community-based preservation job, paint a complicated image of environmental tension and behavioural shifts along Shui Hau’s shoreline. While the sandflat continues to support considerable variety of juvenile horseshoe crabs, comprised mostly by the internationally threatened Chinese Horseshoe Crab, its reliant environment deals with installing pressure from intensifying clam harvesting activities.

“Grounded in clinical proof and notified by the knowledge of ecologists, academics and preservation groups, this report provides a series of useful suggestions and gets in touch with all sectors to act for the sustainable future of Shui Hau.”stated Kelvin So, Oceans Conservation Manager at WWF-Hong Kong“The science is clear: the environmental health of Shui Hau is at a tipping point, and we should act now to stabilize leisure usage with the survival of threatened types. ”

Secret Findings of the Report:

  • Disconcerting Decline in Clam Populations: A 65%decrease in general clam density given that 2018 signals that existing harvesting pressure is environmentally unsustainable, positioning massive pressure on the community, with unfavorable effect rippling through the whole food web.
  • High Vulnerability of Horseshoe Crabs: Analysis exposes a 16%overlap in between juvenile horseshoe crab environment and leisure activity zones. Seriously, over 70% of all horseshoe crab sightings were focused within simply 6%of the sandflat. This severe concentration implies that even small human disruptions– such as trampling and digging– can have a terrible effect on the population.
  • Favorable Behavioural Shift in Visitors: Regardless of a significant decrease in clam numbers, the research study observed a favorable shift in visitor behaviour. A greater percentage of visitors now proactively prevent gathering immature clams, showing that continual public education efforts, consisting of the circulation of the WWF-developed clam assesses are successfully driving visible compliance with sustainable harvesting.
  • Technology-enabled Smart Conservation: The job effectively incorporated sophisticated innovations, consisting of AI-assisted clam size tracking and real-time IoT spatial visitor tracking, to keep an eye on the website. This”Smart Conservation”technique assists advance adaptive management, guaranteeing preservation methods stay responsive to real-time eco-friendly and visitor characteristics.

“In Hong Kong, there are couple of examples of environmentally essential seaside websites where organized tracking has actually been performed regularly throughout numerous years, creating the datasets required for significant contrasts, “stated Teacher Hui Tin-yan, Assistant Professor, Division of Science, Lingnan University, and a core member of the professional group“WWF’s 7 years of constant tracking at Shui Hau Sandflat have actually produced an uncommon dataset that permits us to identify environmental modifications, and to comprehend how human activities are affecting eco-friendly conditions in time. These long-lasting information not just show Shui Hau’s substantial preservation worth, however likewise supply a crucial structure for establishing future targeted management procedures.”

The report provides concrete preservation suggestions to the Hong Kong federal government and essential stakeholders, promoting for an incorporated management design that integrates robust science, neighborhood involvement, and statutory governance. Current observations, consisting of visitor rises throughout significant vacation durations such as the Labour Day Golden Week, recommend that leisure pressure on Shui Hau is most likely to increase even more. WWF-Hong Kong thinks there is now a golden chance to develop proactive management steps before environmental effects end up being permanent. WWF-Hong Kong advises the federal government to execute 4 crucial actions, consisting of:

  • Zoning Management Strategy: Designating a” Biodiversity Management Zone”to secure environmentally delicate horseshoe crab and waterbird hotspots, while permitting regulated public gain access to in a designated”Wise Use Zone”.
  • Visitor Capability Management: Developing a science-based everyday visitor bring capability supported by real-time tracking and alert systems to avoid overcrowding.
  • Clam Harvesting Management: Presenting minimum size constraints and quotas, along with reward systems for voluntary clam release.
  • Clamming Tool Management: Limiting making use of high-impact tools that interrupt sediment layers, while allowing just lower-impact tools like little hand rakes.

On the very same day, WWF-Hong Kong hosted the “Shui Hau Sandflat Science and Conservation Forum,”uniting agents from federal government advisory committees and departments, academic community, preservation groups, ecological specialists and other stakeholders to share the most recent research study findings and useful experience on horseshoe crab preservation, intertidal ecology and the Shui Hau sandflat.

Throughout the Forum, individuals exchanged views on subjects consisting of horseshoe crab preservation, blue carbon communities, visitor management and neighborhood engagement, going over how cross-sector partnership, grounded in clinical information, can drive the long-lasting preservation for the website moving forward.

Speaking at the online forum, Teacher Cheung Siu-Gin, Associate Professor, Department of Chemistry, City University of Hong Konganother member of the skilled group, stated:”One of the most distinguishing characteristics of the Shui Hau sandflat is that juvenile Chinese Horseshoe Crabs are not uniformly dispersed throughout the sandflat, however are rather extremely focused in a little location of core environments. This pattern is fairly unusual amongst Hong Kong’s seaside environments. From a preservation point of view, efficiently safeguarding these essential locations brings considerable advantages, on the other hand, even small disruption to these core environments might have a far higher effect than we may anticipate.”

Our suggestions permit individuals to continue enjoy this remote bay while vital biodiversity locations get targeted security they require.” stated Lydia Pang, Head of Oceans Conservation at WWF-Hong Kong“Our long-lasting information plainly notifies us the threat of ecological destruction while directing us to recognize the most environmentally delicate environments. To guarantee its long-lasting sustainability, we should move beyond voluntary steps. The federal government’s Hong Kong Biodiversity Strategy and Action Plan(BSAP )2035 offers a clear vision to boost preservation of Shui Hau through area-based preservation. We stand prepared to work carefully with all stakeholders to secure this irreplaceable natural property.”

Link to download the finished report and occasion images: https://wwf.hk/Shui-Hau-Report-Photos

Hashtag: #WWF #WWFHK #馬蹄蟹 #水口 #中國鱟 #保育 #HorseshoeCrab #ShuiHau #ChineseHorseshoeCrab #conservation

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About WWF-Hong Kong

WWF is a leading worldwide preservation organisation, with a network active in more than 100 nations. WWF’s objective is to construct a future in which human beings reside in consistency with nature. WWF-Hong Kong has actually been working because 1981 to provide services for a living world through preservation, footprint and education programs , with the goal of changing Hong Kong into Asia’s many sustainable city. More information on wwf.org.hk

Source: https://www.media-outreach.com/news/hong-kong/2026/09/11/486502/seven-years-of-data-raise-the-alarm-for-shui-hau-wwf-hong-kong-releases-conservation-report-and-hosts-science-forum-to-build-consensus-on-protecting-horseshoe-crabs-and-the-sandflat/


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