Results 121 to 130 of about 243,564 (329)

Distribution, movements, and habitat use of small striped bass (Morone saxatilis) across multiple spatial scales [PDF]

open access: yes, 2012
Distribution, movements, and habitat use of small (
Able, Kenneth W.   +4 more
core  

Sensory Biology of the Franciscana (Pontoporia blainville, Pontoporiidae, Cetartiodactyla): Ontogenetic Modifications of Vibrissae and Vibrissal Crypts

open access: yesIntegrative Zoology, EarlyView.
The transition of cetaceans from a terrestrial to an aquatic environment involved a crucial sensory adaptation to environments with limited visibility. Vibrissae, important mechanoreceptors, undergo an ontogenetic transformation in odontocetes. This research describes the histomorphology of vibrissae and crypts at different developmental stages ...
Cecilia Mariana Krmpotic   +10 more
wiley   +1 more source

UNH Monitoring Activities that Support the National Coastal Assessment in 2007 [PDF]

open access: yes, 2008
The National Coastal Assessment is an Environmental Protection Agency program to monitor the health of the nation’s estuaries using nationally standardized methods and a probabilistic sampling design.
Trowbridge, Philip
core   +1 more source

Classification of Estuaries [PDF]

open access: yes
This text states that although all estuaries are similar in that they are semi-enclosed bodies of brackish water, they are categorized with regard to geological characteristics, and further distinguished on the basis of stratification and circulation ...

core   +1 more source

Integrated Species Distribution Model Using Historical Data Shows Decline in a Common Semi‐Aquatic Mammal

open access: yesAnimal Conservation, EarlyView.
A diagram of the integrated species distribution model of river otter intensity of use. Three types of data (latrine detections, roadkill detections, and detection/nondetection surveys) are linked by different observation processes to the same underlying intensity of use.
John G. Crockett   +2 more
wiley   +1 more source

Integrating Sr isotopes, microchemistry, and genetics to reconstruct Salmonidae species and life history

open access: yesArchaeometry, EarlyView.
Abstract Recent approaches to fisheries research emphasize the importance of the coproduction of knowledge in building resilient and culturally mindful fisheries management frameworks. Despite widespread recognition of the need for Indigenous knowledge and historical reference points as baseline data, archaeological data are rarely included in ...
Ross Salerno   +9 more
wiley   +1 more source

Bays in Peril: A Forecast for Freshwater Flows to Texas Estuaries [PDF]

open access: yes, 2004
Takes a look at increasing water demands in Texas, and what would happen to the inflows to the seven major estuaries if existing water permits were fully used and wastewater reuse increased.
Norman D. Johns
core  

Problems in the assessment of heavy-metal levels in estuaries and the formation of a pollution index

open access: yesHelgoländer Meeresuntersuchungen, 1980
D. Tomlinson   +3 more
semanticscholar   +1 more source

Ceramic Production and Geodiversity in Iron Age Iberia: An Archaeometric Study of Pottery from Castrejón de Capote (SW Spain)

open access: yesArchaeometry, EarlyView.
ABSTRACT The hillfort of Castrejón de Capote is one of the best investigated settlements of Late Iron Age southwest Iberia. Located in the territory that the classical sources attributed to the Celtici, it was occupied between the early 4th and the 1st centuries bce.
Beatrijs de Groot   +2 more
wiley   +1 more source

Ictiofauna juvenil de fondos blandos durante la transición de "secas" a lluvias en la costa pacífica de Colombia

open access: yesRevista de Biología Tropical, 2000
En base a mayores concentraciones de plancton encontradas en la parte sur de la costa pacífica colombiana, se colectó su ictiofauna juvenil en aguas someras (
Andrés Velasco, Matthias Wolff
doaj  

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