Results 81 to 90 of about 8,987,665 (156)

Trophic level drives the host microbiome of soil invertebrates at a continental scale. [PDF]

open access: yesMicrobiome, 2021
Zhu D   +4 more
europepmc   +1 more source

Vertical habitat preferences shape the fish gut microbiota in a shallow lake

open access: yesFrontiers in Microbiology
Understanding the interactions between fish gut microbiota and the aquatic environment is a key issue for understanding aquatic microorganisms. Environmental microorganisms enter fish intestines through feeding, and the amount of invasion varies due to ...
Bowei Zhang   +15 more
doaj   +1 more source

Mammalian intestinal allometry, phylogeny, trophic level and climate. [PDF]

open access: yesProc Biol Sci, 2021
Duque-Correa MJ   +6 more
europepmc   +1 more source

An update of the invasion status of Rapana venosa (Mollusca: Gastropoda) in the Río de la Plata estuary

open access: yesMarine and Fishery Sciences
Rapana venosa, a gastropod of Asian origin, has become a highly successful invasive species in various coastal-estuarine ecosystems worldwide. It was first recorded in the Río de la Plata (RdlP) in 1999 and has since expanded its range along the ...
Maite Sánchez Acosta   +6 more
doaj   +1 more source

Measuring complexity in three-trophic level systems

open access: yes, 2009
This essay is a trial on measuring complexity in a three-trophic level system by using a convex function of the informational entropy. The complexity measure defined here is compatible with the fact that real complexity lies between ordered and ...
VASCONCELOS-NETO, J.   +2 more
core   +1 more source

Identification of Dietary Preferences in Groupers from Raja Ampat Reefs Through Mitochondrial DNA Metabarcoding

open access: yesIlmu Kelautan
Groupers (Family Serranidae) are well known as top predators in the coral reef ecosystem. This family is one of the most important ecological organisms in the food web at Raja Ampat reefs.
Haqqy Rerian Erlangga   +9 more
doaj   +1 more source

An ecosystem model of San Pedro Bay, Leyte, Philippines: initial parameter estimates [PDF]

open access: yes
A mass-balance model of the trophic structure of San Pedro Bay, Leyte Province, Philippines was constructed using the Ecopath modeling software. The model is composed of 16 ecological groups (13 consumer, 2 producers, 1 detritus groups).
Campos, W.L.
core  

Trophic level & evolution in Paleozoic gastropods

open access: yes, 1992
Although trophic position or level is one of the most basic aspects of a benthic marine species' ecology, its evolutionary significance remains obscure. Gastropods offer a suitable model for examining the relationship between trophic level and evolution ...
Warren D. Allmon   +3 more
core   +1 more source

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