Results 101 to 110 of about 16,291 (235)

About the relationship between the zooplankton and fluctuating water levels of Lago Camaleão, a Central Amazonian várzea lake

open access: yes, 1984
A two-year study of the composition and abundance of the zooplankton was conducted in an Amazonian vãrzea lake, Lago Camaleão. Rotifers were dominant in terms of both species numbers and density.
Hardy, E., Koste, W., Robertson, B.
core  

Lysin and Lytic Phages Reduce Vibrio Counts in Live Feed and Fish Larvae

open access: yesMicroorganisms
Vibrio species are naturally found in estuarine and marine ecosystems, but are also recognized as significant human enteropathogens, often linked to seafood-related illnesses.
Jaime Romero   +7 more
doaj   +1 more source

Flood pulse are the main determinant of feeding dynamics and composition of Odontostilbe pequira (Characiformes: Characidae) in southern Pantanal, Brazil

open access: yesActa Limnologica Brasiliensia
Aim This study characterized the diet of Odontostilbe pequira in Porto Murtinho, Pantanal, Brazil, and evaluated the existence of spatial, temporal and ontogenetic variation in feeding. Methods A total of 303 individuals were analyzed from February 2009
Andréa Fernanda Lourenço da Silva Scanferla   +1 more
doaj   +1 more source

Limnological study of Zealand Pond, White Mountains, New Hampshire [PDF]

open access: yes, 1999
Zealand Pond, New Hampshire, was chosen as the site of a remote lake study. Data were collected between July 18 and August 29,1997. Zealand Pond had a relatively high pH (6.3-6.9) and alkalinity (2.3- 3.1 mg CaCO3 /liter), considering its small size and ...
LeFevre, Anne
core   +1 more source

Reduced expression of exocytotic proteins caused by anti-cholinesterase pesticides in Brachionus calyciflorus (Rotifera: Monogononta)

open access: yesBrazilian Journal of Biology
The organophosphate and carbamate pesticides methyl-parathion and carbaryl have a common action mechanism: they inhibit acetylcholinesterase enzyme by blocking the transmission of nerve impulses.
IA Pérez-Legaspi   +2 more
doaj   +1 more source

Aquaculture Asia, vol. 8, no. 3, pp.1-58, July - September 2003 [PDF]

open access: yes, 2003
CONTENTS: Ornamental Fish Farming – Successful Small Scale Aqua business in India, by Abalika Ghosh, B. K. Mahapatra and N.C. Datta. Tilapia: A species for Indian Aquaculture? by Graham Mair.

core  

Kualitas Air Dan Pertumbuhan Populasi Rotifer Brachionus Rotundiformis Strain Tumpaan Pada Pakan Berbeda [PDF]

open access: yes, 2015
Tujuan dari penelitian adalah membandingkan pertumbuhan populasi rotifer Brachionus rotundiformis yang diberi perlakuan pakan mikroalga Nannochloropsis oculata dan ikan mentah, serta mendapatkan data kualitas air dari medium kultur dengan pakan berbeda ...
Kaligis, E. Y. (Erly)
core  

Hatchery manual for broodstock management and larval production of tubrot (Psetta maxima) [PDF]

open access: yes
This hatchery manual is intended to provide detailed information from available published work and grey literature on turbot broodstock management and larval production.
Poelman, M., Rurangwa, E.
core   +1 more source

Produksi Dan Uji Aktivitas Antimikroba Senyawa Bioaktif Yang Diekstrak Dari Rotifer (Brachionus Rotundiformis) Strain Lokal [PDF]

open access: yes, 2014
Rotifer (Brachionus rotundiformis), sejenis zooplankton asal Sulawesi Utara telah dikaji sebagai produsen senyawa antibioaktif. Tujuan penelitian ini adalah mengembangkan metode kultur rotifer dengan pemberian mikroalga lokal pada beberapa salinitas ...
Losung, F. (F)   +3 more
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DIVERSIDAD Y ABUNDANCIA DE COMUNIDADES ZOOPLANCTONICAS LITORALES DEL HUMEDAL PANTANOS DE VILLA, LIMA, PERU DIVERSITY AND ABUNDANCE OF LITTORAL ZOOPLANKTONIC COMMUNITIES OF PANTANOS DE VILLA WETLAND, LIMA, PERU

open access: yesGayana, 2007
Pantanos de Villa es un humedal costero conformado por varios cuerpos de agua, permanentes y estacionales. Este ecosistema es reconocido internacionalmente como sitio RAMSAR y se encuentra ubicado al sur de la zona urbana de Lima, Perú.
José Iannacone, Lorena Alvariño
doaj  

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