Results 51 to 60 of about 69,368 (333)

Identity Play: Middle School Youths' Provisional Self‐Making in Horizon‐Expanding STEM Spaces

open access: yesScience Education, EarlyView.
ABSTRACT This study introduces identity play as an analytic construct for science education to explore improvisational dimensions of middle school students' STEM identity development in multiple out‐of‐school learning experiences focused on environmental problem‐solving.
Heidi B. Carlone, Alison K. Mercier
wiley   +1 more source

Tanner crab at southwestern Kamchatka: fishing, stock condition and specifics of the assessment

open access: yesИзвестия ТИНРО
Results of the current stage of research on tanner crab at the southwestern coast of Kamchatka, harvested in the Kamchatka-Kuril fishing subzone are presented.
Р. Yu. Ivanov
doaj   +1 more source

Allometry of sexual size dimorphism in turtles: a comparison of mass and length data [PDF]

open access: yesPeerJ, 2017
Background The macroevolutionary pattern of Rensch’s Rule (positive allometry of sexual size dimorphism) has had mixed support in turtles. Using the largest carapace length dataset and only large-scale body mass dataset assembled for this group, we ...
Koy W. Regis, Jesse M. Meik
doaj   +2 more sources

Parameters of equations for group growth of golden king crab Lithodes aequispinus in the northern Okhotsk Sea

open access: yesИзвестия ТИНРО, 2021
Growth of golden king crab in the northern Okhotsk Sea is considered. Parameters of von Bertalanffy growth equation were estimated using SLCA method (Shepherd's length composition analysis): the asymptotic carapace width W∞ was 252.0 mm for males and 165.
E. A. Metelyov, I. S. Chernienko
doaj   +1 more source

Length-weight relationships for some important forage crustaceans from South Africa [PDF]

open access: yes, 2000
The diet of marine animals is usually determined by stomach content analysis. Although partially digested prey fragments can often be identified to species level, it is difficult to estimate the original mass of the prey organism.
Gibbons, M.J.   +4 more
core  

Trionyx muticus [PDF]

open access: yes, 1973
Number of Pages: 2Integrative BiologyGeological ...
Webb, Robert G.
core   +1 more source

Concrete in architecture: Redefining form, space, function, and insights from bibliometric analysis

open access: yesStructural Concrete, EarlyView.
Abstract Concrete has become a cornerstone in architectural and engineering innovation, as it seamlessly integrates structural performance with artistic expression. Its evolution from ancient opus caementicium to contemporary ultra‐high‐performance concrete illustrates its adaptability to the change in technological, environmental, and design paradigms.
Mouhcine Benaicha   +2 more
wiley   +1 more source

Morphological variations and sexual dimorphism in Chelonoidis carbonaria (Spix, 1824) and Chelonoidis denticulata (Linnaeus, 1766) (Testudinidae)

open access: yesBrazilian Journal of Biology
Chelonoidis Dcarbonaria and C. denticulata are two tortoises which are widely distributed Brazil. Although they occur sympatrically in different areas, C. carbonaria prefers open areas, while C. denticulata chooses forest areas. Significant morphological
MS Barros   +3 more
doaj   +1 more source

Results of studies on red snow crab С hionoecetes japonicus in the bathyal zone of the central Japan Sea

open access: yesИзвестия ТИНРО, 2015
Deep-water red snow crab is researched in poorly or never surveyed areas of its habitat in the central part of the Japan Sea, as Kita-Yamato Bank and Peter the Great Seamount on the data obtained aboard RV Vladimir Safonov in April-May 2012.
Andrey N. Dyominov
doaj   +1 more source

First Record of the Epizoic Octolasmis angulata (Cirripedia) on Maja squinado (Herbst, 1788) (Majoidea, Crustacea) from Çanakkale, Türkiye

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2022
Some morphometric and biological characteristics of a European spider crab, Maja squinado (Herbst, 1788) caught off Aksaz region, (Biga, Çanakkale, Türkiye) were investigated. In addition, an epizoic species infesting this M.
Seçil ACAR, Yusuf ŞEN
doaj   +1 more source

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