• Publications
  • Influence
A coral damage index and its application to diving sites in the Egyptian Red Sea
Abstract A coral damage index (CDI) is provided, to screen sites to obtain a perspective on the extent and severity of physical damage to coral. Sites are listed as “hot spots” if in any transect theExpand
  • 116
  • 9
  • PDF
A Quantitative Ecological Assessment of Diving Sites in the Egyptian Red Sea During a Period of Severe Anchor Damage: A Baseline for Restoration and Sustainable Tourism Management
This paper assesses damage to diving sites off Hurghada and Safaga, Egypt, and examines management responses and options. Data were obtained using the line-intercept-transect method. Using generalExpand
  • 34
  • 4
  • PDF
Cultivation of primmorphs from the marine sponge Suberites domuncula: morphogenetic potential of silicon and iron.
Marine demosponges (phylum Porifera) are rich sources for potent bioactive compounds. With the establishment of the primmorph system from sponges, especially from Suberites domuncula, the technologyExpand
  • 98
  • 3
Coral reef restoration and artificial reef management, future and economic.
  • M. Ammar
  • Environmental Science
  • 26 June 2009
On a global scale, the value of the total economic goods and services provided by coral reefs have been esti- mated to be US$375 billion per year with most of this coming from recreation, sea defenceExpand
  • 30
  • 2
  • PDF
An alarming threat to the red organ pipe coral Tubipora musica and suggested solutions
  • M. Ammar
  • Geography
  • Ecological Research
  • 26 May 2005
AbstractEighteen sites along the southern Egyptian Red Sea coastline were surveyed for the organ pipe coral Tubipora musica with reference to relative abundance of juveniles, adults, flourishingExpand
  • 6
  • 1
Coral diversity indices along the Gulf of Aqaba and Ras Mohammed, Red Sea, Egypt
Ammar MSA (2011) Coral diversity indices along the Gulf of Aqaba and Ras Mohammed, Red Sea, Egypt. Biodiversitas 12: 92-98. Eight sites extending from Ras Mohammed to the northern tip of the Gulf ofExpand
  • 9
  • 1
Recovery patterns of corals at Shabror Umm Gam’ar, Hurghada, Red Sea, Egypt, after the 1998 outbreak of Acanthaster planci
Abstract Recovery patterns of corals were estimated after the Crown-of-thorns Starfish Acanthaster planci outbreak in 1998 at Shabror Umm Gam’ar, Hurghada, Egyptian Red Sea. The significance of usingExpand
  • 3
  • 1
Molecular mechanism of spicule formation in the demosponge Suberites domuncula: silicatein--collagen--myotrophin.
In living organisms four major groups of biominerals exist: (1) iron compounds, which are restricted primarily to Prokaryota; (2) calcium phosphates, found in Metazoa; (3) calcium carbonates, used byExpand
  • 64
One Rational Strategy for Restoration of Coral Reefs: Application of Molecular Biological Tools to Select Sites for Rehabilitation by Asexual Recruits
Experiments for reef rehabilitation were performed at two selected sites near Hurghada (Red Sea, Egypt) the reef close to the Marine Biological Station (with a high sedimentation rate fromExpand
  • 38
Laparoscopic versus open repair of perforated duodenal peptic ulcer: a randomized controlled trial
Objective The aim of this study was to compare between laparoscopic and laparotomy repair of perforated duodenal ulcer in terms of operative time, postoperative pain, postoperative complication,Expand
  • 2