Results 151 to 160 of about 63,512 (312)

A review of the historic and present ecological role of aquatic and shoreline wood, from forest to deep sea

open access: yesBiological Reviews, EarlyView.
ABSTRACT The ecology of forests, their losses, and terrestrial wood decomposition dynamics have been intensively studied and reviewed. In the aquatic realm, reviews have concentrated on large wood (LW) in rivers and the transition from freshwater to marine environments in the Pacific Northwest of North America. However, a comprehensive global synthesis
Jon Dickson   +9 more
wiley   +1 more source

The impacts of biological invasions

open access: yesBiological Reviews, EarlyView.
ABSTRACT The Anthropocene is characterised by a continuous human‐mediated reshuffling of the distributions of species globally. Both intentional and unintentional introductions have resulted in numerous species being translocated beyond their native ranges, often leading to their establishment and subsequent spread – a process referred to as biological
Phillip J. Haubrock   +42 more
wiley   +1 more source

Some marine toxins

open access: yes, 1995
The article presents some toxins of marine origin. These are tetrodotoxin from pufferfish, saxitoxins from red microalgae that mussels and shellfish ingest, and palitoxin the most toxic marine product isolated from zoonthurian Palythoa toxica.
openaire   +3 more sources

Beyond mammals: the evolution of chewing and other forms of oropharyngeal food processing in vertebrates

open access: yesBiological Reviews, EarlyView.
ABSTRACT Oropharyngeal food processing exhibits a remarkable diversity among vertebrates, reflecting the evolution of specialised ‘processing centres’ associated with the mandibular, hyoid, and branchial arches. Although studies have detailed various food‐processing strategies and mechanisms across vertebrates, a coherent and comprehensive terminology ...
Daniel Schwarz   +6 more
wiley   +1 more source

Drivers and food web effects of Gonyostomum semen blooms [PDF]

open access: yes, 2013
The flagellate Gonyostomum semen forms dense late-summer blooms in humic lakes and is a nuisance to swimmers because it forms a slimy coat on the skin, causing irritation in sensitive individuals. Increasing occurrence and bloom incidence of G. semen has
Johansson, Karin S. L.
core  

Subterranean environments contribute to three‐quarters of classified ecosystem services

open access: yesBiological Reviews, EarlyView.
ABSTRACT Beneath the Earth's surface lies a network of interconnected caves, voids, and systems of fissures forming in rocks of sedimentary, igneous, or metamorphic origin. Although largely inaccessible to humans, this hidden realm supports and regulates services critical to ecological health and human well‐being.
Stefano Mammola   +30 more
wiley   +1 more source

A roadmap to key traits of invasive Drosophilidae

open access: yesBiological Reviews, EarlyView.
ABSTRACT Biological invasions have intensified in recent decades, mostly driven by international trade and travel, raising significant concerns, particularly regarding insect pests. Once non‐native species establish, they can disrupt natural ecosystem stability, undermine agroecosystem sustainability and cause substantial economic losses.
Gwenaëlle Deconninck   +14 more
wiley   +1 more source

Fear of grazing rivals the toxin‐inducing effects of nutrients in two marine harmful algae – a meta‐analysis

open access: yesBiological Reviews, EarlyView.
ABSTRACT One of the major subfields of chemical ecology is the study of toxins and how they mediate interactions between organisms. Toxins produced by harmful algae (phycotoxins) impact a wide variety of organisms connected to the marine food web. Significant research efforts have thus aimed to identify the ecological and evolutionary drivers behind ...
Milad Pourdanandeh, Erik Selander
wiley   +1 more source

Toxins in Marine Animals.

open access: yesNihon Kyukyu Igakukai Zasshi, 1999
本論文では海洋動物に含まれる多種多様な毒成分を概説する。マリントキシンの多くは,食品衛生および公衆衛生の点で人間生活と深く関わっている。食中毒を引き起こす毒はすべて低分子化合物で,フグ毒(テトロドトキシンおよびその関連毒),シガテラ毒(シガトキシン類およびマイトトキシン),ナガズカの卵巣毒(ジノグネリン),コイの胆汁毒(5α-キプリノール硫酸エステル),クルペオトキシン(パリトキシン),麻痺性貝毒(サキシトキシンおよびその関連毒),下痢性貝毒(オカダ酸,ジノフィシストキシン類,ペクテノトキシン類,イェソトキシン),記憶喪失性貝毒(ドウモイ酸),バイ毒(ネオスルガトキシン,プロスルガトキシン),エゾバイ科巻貝の唾液腺毒(テトラミン)およびアワビの中腸腺毒(ピロフェオホルバイドa)があげられる ...
openaire   +2 more sources

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