Results 131 to 140 of about 3,084 (253)

A cluster based routing for maximizing the lifetime of underwater wireless sensor network using gravitational search algorithm

open access: yesResults in Engineering
Underwater Wireless Sensor Networks (UWSN) is a type of Wireless Sensor Network that branches from Ad Hoc networks. This type of network is designed to investigate and explore underwater environments and oceans.
Shyamsundar R   +2 more
doaj   +1 more source

Acoustic telemetry reveals high site fidelity of yellow‐phase American eels Anguilla rostrata in a large river

open access: yesJournal of Fish Biology, EarlyView.
Abstract Movement patterns and habitat use of yellow‐phase American eels Anguilla rostrata in the Wolastoq/Saint John River were examined using acoustic telemetry. Tracking 72 tagged yellow‐phase eels from late summer 2021 to autumn 2023 revealed overall restricted longitudinal movements (mean linear range ± standard deviation [SD] 6.4 ± 10.9 km) and ...
Felix Eissenhauer   +4 more
wiley   +1 more source

Underwater Wireless Communication Systems and Networks: A Survey, Future Directions, and Novel Proposals

open access: yesIEEE Open Journal of the Communications Society
In recent years, underwater wireless sensor networks (UWSNs) have attracted significant attention due to their wide range of civil and defense applications.
Abdallah S. Ghazy   +8 more
doaj   +1 more source

Design and Performance Analysis of Underwater Acoustic Sensor Networks

open access: yes, 2017
Underwater Acoustic Sensor Network (UASN) is playing a vital role in exploration and monitoring operations in underwater environments that are difficult to reach.
Emad Felemban   +3 more
core   +1 more source

Fish welfare in a changing world: New developments and current challenges

open access: yesJournal of Fish Biology, EarlyView.
Abstract The welfare of non‐human animals is central to ethical discussions on animal use, with increasing attention to fish welfare across research, aquaria, aquaculture, and fisheries. This paper reviews current theoretical approaches to animal welfare and recent advances in defining and assessing fish welfare since the seminal paper by Huntingford ...
Sonia Rey Planellas   +16 more
wiley   +1 more source

Prospects of multipurpose biomonitoring for fisheries assessment based on environmental nucleic acids

open access: yesJournal of Fish Biology, EarlyView.
Abstract Methods using environmental nucleic acids have become highly effective for monitoring aquatic biodiversity, with an array of suitable use cases, including metrics for fisheries assessment. Traditional methods for assessing fish populations often rely on invasive techniques with limited spatial and temporal coverage.
Ana Ramón‐Laca   +6 more
wiley   +1 more source

An Underwater Sensor Network with DBMS Concept

open access: yes, 2013
In this paper is a concept of  a technique of sending and receiving message below water. There are several ways of employing such communication but the most common is using hydrophones.
Pandian, D.Udhaya Kumara
core  

Tributary‐scale oyster reef restoration in Harris Creek, Maryland: lessons from a decade of planning, implementing, and monitoring

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction In response to the decline of eastern oyster (Crassostrea virginica) populations in Chesapeake Bay, a large‐scale restoration initiative was launched in Harris Creek, Maryland, in 2011. This effort marked a shift from fragmented projects toward a coordinated, sanctuary‐based approach to oyster restoration.
Stephanie R. Westby   +10 more
wiley   +1 more source

A Self-Adaptive Cooperative Routing Protocol for Underwater Acoustic Sensor Networks [PDF]

open access: yes, 2016
Design an effective routing protocol in underwater acoustic sensor networks (UASNs) is an important issue. Long propagation time and low DATA rate which are two major concerns for routing protocol design in UASNs will lead to the long end-to-end ...
Yen-Da Chen, De-Ren Wu, Wei Chen, Kuei-Ping Shih
core  

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