The Effect of the December 2004 Great Sumatra Earthquake and Indian Ocean Tsunami on Transportation Systems in India's Andaman and Nicobar Islands

2006 ◽  
Vol 22 (3_suppl) ◽  
pp. 561-579 ◽  
Author(s):  
Durgesh C. Rai ◽  
C. V.R. Murty ◽  
Sudhir K. Jain ◽  
Hemant B. Kaushik ◽  
Goutam Mondal ◽  
...  

Boats and ships are the major modes of transportation among the Andaman and Nicobar group of islands. The Andaman Trunk Road also forms an important part of the transportation system in the Andaman Islands north of Port Blair. The harbor structures in the islands were the most affected during the ground shaking; the result heavily disrupted the lives of the island residents. These transportation systems are expected to be in working condition after a major disaster, to facilitate the search and rescue operations and the relief work in the affected areas. A reconnaissance team surveyed the damage that the 2004 earthquake and tsunami caused to the transportation structures in the islands. Damage was observed in all transportation systems, including harbors, highways, airports, and hangars.

2006 ◽  
Vol 22 (3_suppl) ◽  
pp. 581-606 ◽  
Author(s):  
Alex Tang ◽  
Durgesh C. Rai ◽  
David Ames ◽  
C. V. R. Murty ◽  
Sudhir K. Jain ◽  
...  

Lifeline systems in the Andaman and Nicobar islands performed poorly during the December 2004 Great Sumatra earthquake and tsunami. Several power stations and transmission lines were damaged by the ground shaking, affecting the electric power supply to parts of the islands. Telecommunication services were severely affected because of destruction of several telephone exchanges. These services were restored quickly by government agencies. The dams and reservoirs, which supply potable water, sustained minor damage from ground shaking. However, segmented pipelines connecting the dams and reservoirs to various storage sites broke at several places, which significantly affected the water supply for a few days. Ground shaking damaged several elevated as well as ground-supported storage tanks. Damage related to tsunami waves was substantial in the 500–1,000- m strip immediately next to the coastline.


2006 ◽  
Vol 22 (3_suppl) ◽  
pp. 43-66 ◽  
Author(s):  
Javed N. Malik ◽  
C. V. R. Murty ◽  
Durgesh C. Rai

Plate tectonics after the 26 December 2004 Great Sumatra earthquake resulted in major topological changes in the Andaman and Nicobar islands. Aerial and land reconnaissance surveys of those islands after the earthquake provide evidence of spectacular plate tectonics that took place during the earthquake. Initial submergence of the built environment and the subsequent inundation upon arrival of the tsunami wave, as well as emergence of the new beaches along the islands—particularly on the western rims of the islands and in the northern islands—are the major signatures of this Mw=9.3 event.


2006 ◽  
Vol 22 (3_suppl) ◽  
pp. 731-758 ◽  
Author(s):  
C. V. R. Murty ◽  
Sudhir K. Jain ◽  
Alpa R. Sheth ◽  
Arvind Jaiswal ◽  
Suresh R. Dash

The rescue and relief work undertaken in the Andaman and Nicobar islands and in mainland India after the 26 December 2004 Indian Ocean tsunami was massive. A number of new initiatives undertaken by the government and nongovernmental agencies were innovative and successful. Also, since the tsunami was not a typical disaster for India, it raised a number of new concerns related to reconstruction along the coast.


Oryx ◽  
2014 ◽  
Vol 48 (2) ◽  
pp. 204-212 ◽  
Author(s):  
Bandana Aul ◽  
P.J.J. Bates ◽  
D.L. Harrison ◽  
G. Marimuthu

AbstractInformation on the bat fauna of the Andaman and Nicobar Islands was limited previously to the results of sporadic surveys, with no specific focus on the habitats or distribution of the species. We carried out the first extensive survey of the Andaman and Nicobar Islands during 2003–2006, covering 40 islands. Our objective was to map the bat species, their habitats and distribution. This resulted in identification of 25 bat species representing 13 genera, location of > 300 roosts and validation of previously recorded species. Notable findings included the rediscovery of the endemic Nicobar flying fox Pteropus faunulus after a century and its extinction from the type locality on Car Nicobar Island, the sighting of an albino Hipposideros diadema nicobarensis from Katchal Island, and the first records of Rhinolophus yunanensis, Murina cyclotis and Hipposideros larvatus from the Andaman Islands, and Taphozous melanopogon, Murina cyclotis, Pipistrellus spp., Myotis horsfieldii dryas and Cynopterus brachyotis from the Nicobar Islands. Threats to the bat fauna appear to be primarily roost disturbance and hunting for sport. Anthropogenic pressure on species of Pteropus is high as hunting occurs throughout the year. Secondary sources and our field observations confirmed the decline of Pteropus in several islands as a result of hunting and alteration to habitats. We introduced a community initiative to monitor and protect roosts and foraging sites close to settlements in the Nicobar Islands. Priorities identified for conservation of the bat fauna of the archipelagos are mitigation of threats to flying foxes and cave dwelling bats, initiation of research on endemic bat species such as P. faunulus, and a voluntary ban by local communities on hunting in specific areas and seasons.


2006 ◽  
Vol 22 (3_suppl) ◽  
pp. 321-354 ◽  
Author(s):  
C. V. R. Murty ◽  
Durgesh C. Rai ◽  
Sudhir K. Jain ◽  
Hemant B. Kaushik ◽  
Goutam Mondal ◽  
...  

The damage sustained by buildings and structures in the Andaman and Nicobar islands area was due to earthquake shaking and/or giant tsunami waves. While damage on Little Andaman Island and all the Nicobar Islands was predominantly tsunami-related, damage on islands north of Little Andaman Island was primarily due to earthquake shaking even though tsunami waves and high tides were also a concern. In general, the building stock consists of a large number of traditional and non-engineered structures. Many traditional structures are made of wood, and they performed well under the intensity-VII earthquake shaking sustained along the islands. However, a number of new reinforced concrete (RC) structures suffered severe damage or even collapse. Also, extensive damage occurred to the coastal and harbor structures in the Andaman and Nicobar islands.


2018 ◽  
Vol 41 (4) ◽  
pp. 385-389
Author(s):  
M. Chennakesavulu Naik ◽  
◽  
Lal Ji Singh ◽  

Three Angiosperm species: Crotalaria grahamiana Wight &Arn. Heliotropium marifolium J. Koenig ex Retz and Solanum incanum L. are being reported as new distributional records to Andaman and Nicobar Islands.Crotalaria grahamiana, so far considered as endemic to Southern Western Ghats, was collected from near coastal areas of North & South Andaman Islands.


2013 ◽  
Vol 36 (1) ◽  
pp. 151-153
Author(s):  
Kothareddy Prasad ◽  
Alfred Joe ◽  
Madiga Bheemalingappa ◽  
Boyina Rao

One wild banana, Musa sabuana belonging to the Sect. Musa is newly described from Panchavati and Ramakrishnapur Dam area in Andaman Islands, India. This extremely rare new species is found only in Middle and Little Andamans. Additional notes, IUCN status, Phenology and photographs are also provided.


Zootaxa ◽  
2012 ◽  
Vol 3451 (1) ◽  
pp. 31 ◽  
Author(s):  
S. HARIKRISHNAN ◽  
KARTHIKEYAN VASUDEVAN ◽  
S. R. CHANDRAMOULI ◽  
B. C. CHOUDHURY ◽  
SUSHIL KUMAR DUTTA ◽  
...  

The systematic position of the agamid genus Coryphophylax (Squamata: Agamidae) is given as monotypic and endemicto the Andaman and Nicobar Islands in the Bay of Bengal, India. After having surveyed intensively in thirteen differentIslands and examined several individuals in the Andamans group of islands, we describe a second species ofCoryphophylax from the lowland rainforests of the South Andaman Island. Coryphophylax brevicaudus sp. nov. isdifferentiated from its congener, C. subcristatus (Blyth, “1860” 1861) by its smaller size, relatively shorter tail, presenceof nuchal and dorsal crests in both sexes, midbody scale row counts and colour pattern. The new species lives in sympatrywith C. subcristatus. The taxonomic history and systematic status of the genus Coryphophylax are discussed, and the need for continued surveys in the Islands is emphasized.


2019 ◽  
Author(s):  
Rocktim Ramen Das ◽  
Titus Immanuel ◽  
Raj Kiran Lakra ◽  
Karan Baath ◽  
Ganesh Thiruchitrambalam

AbstractDuring a biodiversity assessment on an upper mesophotic artificial reef of Andaman and Nicobar Islands (Shipwreck: HMIS Sophie Marie/HMIS SM), a single specimen of sponge Chelonaplysilla delicata was recorded. Our finding confirms the species taxonomy and highlights the current observation as a first report from the Andaman and Nicobar Islands and the Indian Ocean. The baseline diversity of epifaunal assemblage is further reported in this study.


2016 ◽  
Vol 8 (5) ◽  
pp. 8831
Author(s):  
Mudavath Chennakesavulu Naik ◽  
Dasari Veeranjaneyulu ◽  
Ravi Prasad Rao

Three sedges, Fimbristylis bisumbellata, Fimbristylis littoralis and Fimbristylis microcarya form new distributional records for Andaman and Nicobar Islands. Brief description and Photographs for the species are provided.


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