Results 21 to 30 of about 448 (122)

Benthic Macrofauna Associated with Submerged Bottoms of a Tectonic Estuary in Tropical Eastern Pacific

open access: yesJournal of Marine Sciences, Volume 2011, Issue 1, 2011., 2011
The composition and distribution of the main associations of submerged macrobenthos of Bahía Málaga (Colombian pacific coast), were studied in relation to the distribution of hard and soft substrates and some abiotic factors. Eight localities were sampled during six months: three in the external border of the estuary and five in the inner part.
Carlos E. Guevara-Fletcher   +4 more
wiley   +1 more source

Characterization of plankton from the Galveston estuary [PDF]

open access: yes, 1992
The purpose of this report is to summarize the published studies on phytoplankton and zooplankton in the Galveston Estuary. Before this project had begun, it was determined that there was insufficient long term data on plankton in the Galveston Estuary ...
Buskey, Edward Joseph, 1952-   +1 more
core   +1 more source

Crustáceos decápodos da Ilha da Restinga

open access: yesBrazilian Journal of Oceanography, 1980
This paper deals with the decapods crustaceans from Restinga island (Paraíba State, Brazil). A list of species collected from September 1977 to March 1978 and some ecological notes are given.
Maria da Conceição Quintino Farias
doaj   +1 more source

A Key to the Porcellanid Crab Zoeae (Crustacea: Decapoda: Anomura) of the North Central Gulf of Mexico and a Comparison of Meristic Characters of Four Species [PDF]

open access: yes, 1983
A taxonomic key is provided for the two zoeal stages of five genera and six species of the Porcellanidae (Crustacea: Anomura) from the north central Gulf of Mexico.
Maris, Robert C.
core   +2 more sources

CHEMICAL MEDIATION IN CRUSTACEANS. III. ACETYL-CHOLINE AND AUTOTOMY IN PETROLISTHES ARMATUS (GIBBES)

open access: yesThe Biological Bulletin, 1939
1. A single stimulus to each of the walking legs and chelae of the anomuran, Petrolisthes armatus, was found to cause, in most animals, the autotomy of four or more of these eight appendages. The appendages least often dropped were the first, sixth, seventh, and eighth of a series, when the order of stimulation was a random one.
JOHN H. WELSH, HAROLD H. HASKIN
openaire   +2 more sources

Insights of the life history in the porcellanid crab Petrolisthes armatus (Gibbes, 1850) (Crustacea: Anomura: Porcellanidae) from the Southwestern Atlantic coast [PDF]

open access: yesInvertebrate Reproduction & Development, 2017
AbstractPetrolisthes armatus (Gibbes, 1850) life history was evaluated based on growth and reproduction. Specimens were captured at Ubatuba (Brazil), identified, sexed and measured: carapace (CL, length; CW, width), larger cheliped propodus (PL, length; PW, width; and PH, height), and 2th and 5th abdominal somite (AW2 and AW5, width).
Pinheiro, Marcelo Antonio Amaro   +5 more
openaire   +3 more sources

Metabolism, Consumption Rates, and Scope for Growth of Porcelain Crab (Petrolisthes galathinus) [PDF]

open access: yes, 2012
Porcelain crabs Petrolisthes galathinus (Bosc, 1802) can be found at high densities in oyster reefs. To examine effects of diet on metabolism, crabs (N = 32) were fed Artemia salina nauplii, mixed microalgae, or algal biofilm extract, or left unfed ...
McGlaun, Kimberly A., Withers, Kim
core   +2 more sources

Reproductive performance of the marine green porcelain crab \u3ci\u3ePetrolisthes armatus\u3c/i\u3e Gibbes, 1850 in its introduced range favors further range expansion [PDF]

open access: yes, 2017
Invasive marine crustaceans can exhibit population-level variation in reproductive traits that are consistent with a response to stressful conditions near the range edge, or alternatively, that may favor establishing new exotic populations.
Baeza, J. Antonio   +3 more
core   +4 more sources

Effects Of Low Metal Levels On A Clonal Hydroid [PDF]

open access: yes, 1976
We frequently require sensitive bioassay techniques with which to study the effects of marine contaminants at environmentally realistic concentrations.
Stebbing, ARD
core   +1 more source

Identificación morfológica y molecular para decápodos de la familia Porcellanidae (Anomura: Galatheoidea) colectados en el intermareal y submareal peruano [PDF]

open access: yes, 2022
Los porcelánidos son una familia muy diversa entre los decápodos, comprendiendo alrededor de 280 especies en el mundo, de las cuales, 9.29% de esta biodiversidad se registra en Perú.
Mendoza Lozano, Cindy Melissa
core  

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