Distribution, biomass, and species composition of salps and …
WEB19 mei 2020 · Thalia democratica was the most dominant salp and particularly abundant at stations east of 165°E on the 36°N-line; the abundance varied from 103 to 1379 ind m−3. Dolioletta gegenbauri and Doliolum denticulatum were dominant doliolids, although their biomass values were far lower than that of salps.
COPEPEDIA summary for Thalia democratica : …
WEBThalia democratica: COPEPEDIA is an in-development project. These web pages are currently under construction and expansion. [ About COPEPEDIA]
Thalia democratica, Salp
WEBThalia democratica (Forsskål, 1775) Salp Native range | All suitable habitat | Point map | Year 2100: This map was computer-generated and has not yet been reviewed. Thalia democratica AquaMaps Data sources: GBIF OBIS: Upload your photos Google image | …
First record of a swarm of Thalia democratica (Chordata: …
WEB28 mei 2022 · The current study is the first to document a vast swarm of the pelagic tunicate Thalia democratica inshore of the Egyptian Mediterranean waters. On the May 05, 2021, ...
Phylum Thalia democratica Order - Institute for Marine and …
WEBThalia democratica (Forskål, 1775) posterior oral opening lateral projection gut endostyle M1 M5 gill bar atrial opening Solitary form Solitary form Size 2.3 –11.7 mm Body •Smoothtest •Lateral projections simple and not bifurcated •Alltestprojections are echinate Muscles •5 body muscles in complete rings •M5 may be narrowly ...
Internal fertilization in the salp Thalia democratica
WEB2 okt. 2009 · To determine if the pattern of internal fertilization of P. socia is generally applicable to salps, we performed an ultrastructural study on blastozooids of Thalia democratica (Forsskål, 1775). The ovary, located in the mantle near the gut, consists of a single oocyte connected to the atrial chamber wall by a “fertilization duct”, resembling a …
WoRMS - World Register of Marine Species - Thalia democratica ...
WEBBorgelt, J.P. 1968. A new subspecies of the salp Thalia democratica (Forskål, 1775) and a revised description of Thalia democratica var. orientalis Tokioka. Transactions of the Royal Society of South Africa 38 (1): 65-76.
Population drivers of a Thalia democratica swarm: insights from ...
WEB22 apr. 2015 · Abstract. The small salp, Thalia democratica, is known globally to form dense swarms, yet the physiological and oceanographic factors that influence the magnitude and occurrence of these swarms are poorly understood.In this study, two numerical models were used to explore T. democratica population dynamics. A …
Morphological characteristics of Thalia cicar and T. democratica ...
WEBThe basic characteristic described by van Soest (1973) that differentiate the oozooids of the two species are the length of the posterior projections (long in T. democratica and short in T. cicar ...
Distribution, biomass, and species composition of salps
WEB19 mei 2020 · Thalia democratica, the most dominant thaliacean species in this region, formed an intensive bloom (>100 ind m⁻³) of up to 300 km, mainly south of the subarctic boundary between 160° E and 180°.
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