ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
We have conducted collaborative research projects in coastal mid-Atlantic waters, including summer aerial surveys, sea turtle telemetry studies, opportunistic whale sightings data collection, and a ship traffic characterization study. Additionally, we respond to live and dead strandings of cetacean ...
CODAR Ocean Sensors, Ltd. and the University of California, Santa Barbara are developing a method by which HF radar antenna response patterns can be calibrated automatically over time. Currently, over 130 HF radar units are providing coastal surface current maps to the public via the U.S. Integrated ...
COMPASS (Beidou) Navigation System is an important high-technology investment of China, the second generation of the system is designed consisting of 35 satellites and will provide 24-hour, global satellite navigation capability, and offered public regional service from 2010. One key advantage of Beidou ...
Background Neuronal antibodies that show immunoreactivity across a broad range of species are important tools for comparative neuroanatomy. Nonetheless, the current antibody repertoire for non-model invertebrates is limited. Currently, only antibodies against the neuropeptide RFamide and the monoamine ...
The paper adopts a methodology of 'technology survey, research studies & field experiences' to analyze the contributions of ICT towards overall human progress and national development. The paper heeds to first understand the multi-fold humanitarian issues, which are compounded by the digital divide ...
There are many harmful marine organisms, such as starfishes, in underwater environments. There are two ways to eliminate such organisms: using a trawler, and by diving. The first method damages marine environments, and the second method is dangerous and inefficient. We propose a method to eliminate ...
This paper describes the unique and versatile properties of AeroKret coating developed, manufactured, and marketed by AS&M Inc, and its diverse applications with emphasis on marine industry.
We used a combination of AIS and RADAR to characterize large (≥ 65' long) vessel traffic in the Chesapeake Bay ocean approach along the US eastern seaboard from May 2008 through April 2009. During the 60 days of monthly surveys, we recorded over 2.6×106 records of data with ship position information. ...
With decades of experience deploying and recovering gages in the near shore coastal environment we have learned a thing or two about what works and what doesn't. Capturing some of this technical knowledge here may be useful to those working in or planning instrument deployments in the challenging surf ...
Hurricane Irene followed a track that curved northward over the Bahamas and ran directly over the U.S. east coast from Cape Hatteras to New England in August of 2011, causing severe storm surges, intense inland flooding, loss of life and over $8 billon in storm damage. While the ensemble of atmospheric ...
The U.S. Integrated Ocean Observing System (U.S. IOOS®) is a network of eleven regional ocean observing systems coordinating observations of the nation's oceans, coasts, and Great Lakes. Three of these regional systems span the continental U.S. West Coast: the Southern California Coastal Ocean Observing ...
In this work we present an optimized multibeam echo sounder (MBES) antenna and system design for high resolution sonar imaging. Furthermore the reconstruction concept based and delay-and-sum beamforming is presented. The antenna is based on high frequency and high bandwidth elements (1 MHz / 80 %) which ...
Establishing an effective observing system for the urban estuary presents oceanographic and operational challenges beyond those common to the continental shelf and open ocean. Examples are used from the Middle Atlantic Bight estuaries to illustrate that, while emerging technologies are facilitating ...
Natural Disasters have threatened mankind since history started. Due to geographic position and climate change, Bangladesh is one of most vulnerable countries to natural disasters. The country also lacks effective disaster preparedness system to confront natural disasters. Timely disaster warning and ...
The ROCKWELL COLLINS France radar department is currently developing a FMCW radar system for the detection and the classification of small maritime targets in the frame of the SISMARIS, SARGOS & I2C projects. Several test campaigns have been conducted since 2009 to develop a sensor as well as an innovating ...
A better understanding of the relative importance of different spatial scale determinants on fish communities will eventually increase the accuracy and precision of their bioassessments. Many studies have described the influence of environmental variables on fish communities on multiple spatial scales. ...
Abstract United States and Canadian governments have responded to legal requirements to reduce human-induced whale mortality via vessel strikes and entanglement in fishing gear by implementing a suite of regulatory actions. We analyzed the spatial and temporal patterns of mortality of large whales ...
Background Comparative broad-scale phylogeographic studies of aquatic organisms provide insights on biotic responses to the paleohydrological dynamics associated with climatic oscillations. These insights can be used to formulate a framework for understanding the evolutionary history of a species or ...
The anadromous salmonid life cycle includes both fresh water (FW) and seawater (SW) stages. The parr-smolt transformation (smoltification) pre-adapt the fish to SW while still in FW. The osmoregulatory organs change their mode of action from a role of preventing water inflow in FW, to absorb ions to ...
Arthropod growth requires molt-associated changes in softness and stiffness of the cuticle that protects from desiccation, infection and injury. Cuticle hardening in insects depends on the blood-borne hormone, bursicon (Burs), although it has never been determined in hemolymph. Whilst also having Burs, ...