Results 91 to 100 of about 6,245 (201)

A bibliography of works for the identification of freshwater invertebrates in the British Isles [PDF]

open access: yes, 1979
This bibliography covers the literature up to the end of 1978. The criteria used in the selection of references were that they should aid identification of invertebrates directly; thus, works solely concerned with the taxonomy of a particular group are ...
Armitage, P.D.   +2 more
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Notes on the Natural History of the Leeches (Hirudinea) on the George Reserve, Michigan [PDF]

open access: yes, 1968
Author Institution: Department of Zoology, University of Michigan, Ann Arbor, MichiganThe local distribution and relative abundance of the leeches of the E. S. George Reserve, located in southeastern Michigan, were investigated.
Sawyer, Roy T.
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The marine leech Stibarobdella loricata (Harding, 1924) (Hirudinea, Piscicolidae), parasitic on the angel shark Squatina spp. and sandtiger shark Carcharias taurus Rafinesque, 1810 (Chondrichthyes: Squatinidae, Carchariidae) in Southern Brazilian waters

open access: yesBrazilian Journal of Biology, 2003
The presence of the marine leech, Stibarobdella loricata (Harding, 1924) (Hirudinea, Piscicolidae), is reported on the southern coast of Brazil, based on seven lots with 47 specimens, between 71 and 182 mm in total length, collected on the dorsal region ...
Soto J. M. R.
doaj  

Effect of broodstock density on reproduction and juvenile culture of green buffalo leech, Hirudinea manillensis [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2015
In this study, the effect of the broodstock density on reproduction and juvenile culture of green buffalo leech, Hirudinea manillensis was examined with six different densities (5, 10, 15, 20, 25, and 30 ind tank-1).
Zulhisyam Abdul Kari   +5 more
doaj  

Hirudinea as Human Parasites in Palestine [PDF]

open access: yesParasitology, 1908
Leeches are common in the fountains and pools of Palestine, particularly in the northern parts, known to us familiarly as ‘Galilee,’ and further north in the district of the Lebanon. In the later summer and autumn months they are so plentiful in places that almost every horse and mule passing through these parts has a bleeding mouth.
openaire   +1 more source

The use of leeches in medicine [PDF]

open access: yes, 2006
A Leech is any parasite annelid of the class Hirudinea. While leeches can be harmful some have been used medically in the past.
Boffa, Charles J.
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Sturgeon Parasites: A Review of Their Diversity and Distribution

open access: yesDiversity
Sturgeon species have inhabited the world’s seas and rivers for more than 200 million years and hold significant taxonomic significance, representing a strong conservation interest in aquatic biodiversity as well as in the economic sector, as their meat ...
György Deák   +3 more
doaj   +1 more source

Changes in feeding biology of Nile tilapia, Oreochromis niloticus (L.), after invasion of water hyacinth, Eichhornia crassipes (Mart.) Solms, in Lake Victoria, Kenya [PDF]

open access: yes, 1999
Oreochrimis niloticus (L.) was introduced to Lake victoria in the 1950s. It remained relatively uncommon in catches until 1965, when the numbers began to increase dramatically.
Njiru, M.
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Species diversity of macrobenthic invertebrates in the Semenyih River, Selangor, Peninsular Malaysia [PDF]

open access: yes, 2003
This study was carried out on one of the rivers in Peninsular Malaysia, the Semenyih River. The river supported diverse macrobenthic invertebrates in which the upstream sampling stations were dominated by Crustacea, Ephemeroptera, Odonata, Gastropoda ...
Ismail, A. Rahim   +3 more
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Testicular spermatozoa and male germ cells evolution in "Dina lineata" (Hirudinea: Erpobdellidae) studied by scanning electron microscopy [PDF]

open access: yes, 1988
A Dina lineata, hirudini erpobdèllid amb fecundació traumàtica hipodèrmica, cada espermatogònia primitiva, lliure en els sacs testiculars, entra en un procés de set divisions mitòtiques anticlinals cariocinètiques i no citocinètiques per formar ...
Bonet i Marull, Sergi   +2 more
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