Species Card of Copepod
Calanoida ( Order )
    Calanoidea ( Superfamily )
        Paracalanidae ( Family )
            Calocalanus ( Genus )
Calocalanus tenuis  Farran, 1926   (F)
Syn.: no Dolichocera tenuis : Bernard, 1958 a (p.195, figs.M); no tenuis : Bernard, 1963; Mazza, 1966 (p.70); 1967 (p.321, fig.64, p.355);
Dolichocerea tenuis : Deevey, 1971 (p.224); Björnberg, 1973 (p.307, 385); Björnberg & al., 1981 (p.626, figs.F,M);
Ischnocalanus tenuis : Fleminger, 1967 a (tabl.1); Corral Estrada, 1970 (p.128, figs.F, Rem.); Andronov, 1970 (p.983); Corral Estrada & Pereiro Muñoz, 1974 (p¿10, tab.I); Dawson & Knatz, 1980 (p.4, fifs.F); Vives, 1982 (p.290); Roe, 1984 (p.356); Jimenez-Perez & Lara-Lara, 1988; Lozano Soldevilla & al., 1988 (p.57); Siokou-Frangou, 1997 (tab.1); d'Elbée, 2001(tabl. 1); Holmes, 2001 (p.39); Bode & al., 2003 (p.85, Table 1, abundance); Fernandez de Puelles & al., 2004 (p.654, fig.7); Valdés & al., 2007 (p.103: tab.1); Cabal & al., 2008 (289, Table 1); Lidvanov & al., 2013 (p.290, Table 2, % composition)
Ref.:
Farran, 1926 (p.235, Descr.F, figs.F); Rose, 1933 a (p.78, figs.F; Sewell, 1948 (p.465); Farran & Vervoort, 1951 d (n°36, p.3, figs.F); Vervoort, 1963 b (p.116, Rem.); Park, 1968 (p.540, Redescr.F, figs.F); Bradford, 1972 (p.34, figs.F, Rem.); Shmeleva, 1979 a (p.40); Bradford-Grieve, 1994 (p.64, figs.F, fig.99); Bradford- Grieve & al., 1999 (p.877, 910, figs.F); Avancini & al., 2006 (p.73, Pl. 42, figs.F,M, Rem.); Vives & Shmeleva, 2007 (p.960, figs.F, Rem.); Andronov, 2014 (p.84, fig.: P1 F)
Species Calocalanus tenuis - Plate 1 of morphological figuresIssued from : T.S. Park in Fishery Bull. Fish Wild. Serv. U.S., 1968, 66 (3). [p.539, Pl.4, Figs.4-9].
Female: 4, habitus (dorsal); 5, idem (left lateral side); 6, P1; 7, P2; 8, P3; 9, P5.
Nota: The segments of P5 have the proportional lengths as 35:13:17:35.


Species Calocalanus tenuis - Plate 2 of morphological figuresissued from : J.M. Bradford-Grieve in The Marine Fauna of New Zealand: Pelagic Calanoid Copepoda. National Institute of Water and Atmospheric Research (NIWA). New Zealand Oceanographic Institute Memoir, 102, 1994. [p.66, Fig.35].
Female: A, habitus (lateral right side); B, P5.
Nota: The specimens show some indication of the fusion-line on the mid-dorsal surface between the head and pedigerous sgment 1 and pedigerous segments 4 and 5.


Species Calocalanus tenuis - Plate 3 of morphological figuresissued from : J. Corral Estrada in Tesis Doct., Univ. Madrid, A-129, Sec. Biologicas, 1970. [Lam.36].
Female (from Canarias Is.): 1, habitus (dorsal); 2, idem (lateral left side); 3, urosome (dorsal); 4, P1; 5, P2; 6, P3; 7, P4; 8, P5.


Species Calocalanus tenuis - Plate 4 of morphological figuresissued from : J.M. Bradford in Mem. N. Z. Oceonogr. Inst., 1972, 54. [p.35, Fig.5 (15-16)].
Female (from Kaikoura, New Zealand): 15, habitus (dorsal); 16, P5.
Scale bars: 0.1 mm (15, 16).

Nota: It is the first record of this species in the New Zealand region.


Species Calocalanus tenuis - Plate 5 of morphological figuresissued from : G.P. Farran in Biscayan Plankton collected during a Cruise of H.M.S. 'Research', 1900.- Part XIV. The Copepoda. (Linn. Journ. Zoology, XXXVI, 1926). [p.303, Pl.5, Figs.7-12].
Female: 7-8, habitus (dorsal and lateral, respectively); 9, P1; 10, P2; 11, P4; 12, P5.


Species Calocalanus tenuis - Plate 6 of morphological figuresIssued from : V.N. Andronov in Russian Acad. Sci. P.P. Shirshov Inst. Oceanol. Atlantic Branch, Kaliningrad, 2014. [p.84, Fig.21: 10]. Calocalanus tenuis after Andronov, 2014.
Female P5.

Compl. Ref.:
Grice & Hart, 1962 (p.287, 293: Rem.); Grice, 1963 a (p.495); Unterüberbacher, 1964 (p.18); De Decker, 1964 (p.15, 18, 29); De Decker & Mombeck, 1964 (p.11); Shmeleva, 1964 a (p.1068); Pavlova, 1966 (p.43); Neto & Paiva, 1966 (p.22, Table III); De Decker, 1968 (p.45); Peterson & Miller, 1976 (p.14, Table 1, 3, abundance vs interannual variations); 1977 (p.717, Table 1, seasonal occurrence); Brenning, 1982 (p.7, spatial distribution, T-S diagram, Rem.); Kovalev & Schmeleva, 1982 (p.83); Scotto di Carlo & al., 1984 (1043); De Decker, 1984 (p.315, 335: carte); 1984 a (p.157); Greze & al., 1985 (p.7); Brenning, 1985 a (p.28, Table 2); Jansa, 1985 (p.108, Tabl.I, , II, III, IV); Valdes & al., 1990 (tab.2); Verheye al., 1994 (p.155); Gilabert & Moreno, 1998 (tab.1, 2); Lavaniegos & Gonzalez-Navarro, 1999 (p.239, Appx.1); Sautour & al., 2000 (p.531, Table II, abundance); Peterson & al. 2002 (p.381, Table 2, interannual abundance); Keister & Peterson, 2003 (p.341, Table 1, abundance, cluster species vs hydrological events); Hooff & Peterson 2006 (p.2610); Khelifi-Touhami & al., 2007 (p.327, Table 1); Galbraith, 2009 (pers. comm.); Chiba & al., 2009 (p.1846, Table 1, occurrence vs temperature change); Miyashita & al., 2009 (p.815, Tabl.II); C.E. Morales & al., 2010 (p.158, Table 1); Hidalgo & al., 2010 (p.2089, Table 2); Selifonova, 2011 a (p.77, Table 1, alien species in Black Sea); ? Shiganova & al., 2012 (p.61, Table 4); Hidalgo & al., 2012 (p.134, Table 2); Takahashi M. & al., 2012 (p.393, Table 2, water type index); Gubanova & al., 2013 (in press, p.4, Table 2); Belmonte & al., 2013 (p.222, Table 2, abundance vs stations); Cornils & Blanco-Bercial, 2013 (p.861, Table 1, molecular analysis, figs.3, 4, 5); in CalCOFI regional list (MDO, Nov. 2013; M. Ohman, pers. comm.); Mazzocchi & al., 2014 (p.64, Table 4, abundance); Benedetti & al., 2016 (p.159, Table I, fig.1, functional characters); Ben Ltaief & al., 2017 (p.1, Table III, Summer relative abundance); Belmonte, 2018 (p.273, Table I: Italian zones); Chaouadi & Hafferssas, 2018 (p.913, Table II: occurrence).
NZ: 11

Distribution map of Calocalanus tenuis by geographical zones
Species Calocalanus tenuis - Distribution map 3issued from : U. Brenning in Wiss. Z. Wilhelm-Pieck-Univ. Rostock - 31. Jahrgang 1982. Mat.-nat. wiss. Reihe, 6. [p.5, Fig.7].
Spatial distribution for Calocalanus tenuis, C. pavo, C. styliremis, C. contractus from 8° S - 26° N; 16°- 20° W.
Species Calocalanus tenuis - Distribution map 4issued from : U. Brenning in Wiss. Z. Wilhelm-Pieck-Univ. Rostock - 31. Jahrgang 1982. Mat.-nat. wiss. Reihe, 6. [p.1, Figs.1, 2].
T-S diagram for Calocalanus tenuis, and Calocalanus pavo from 8° S - 26° N; 16°- 20° W.
SO: Southern Surface Water (S °/oo: 34,50; T°C: 29,0); ND: Northern Water of the Surface Layer (S °/oo: 37,5; T°C: 21,0); SD: Southern Deep Water of the surface layer (S °/oo: 35,33; T°C: 13,4). See commentary in Temora stylifera and Brenning (1985 a, p.6).

Nota: This species prefers cool water.
Loc:
Agulhas Bank, South Africa (E & W), Namibia, Angola (Baia Farta), Senegal-Mauritania, Morocco-Mauritania, Canary Is., off Madeira, S Brazil, off Amazon, off Bermuda, off Chesapeake Bay, New York, Ibero-moroccan Bay, La Corogne, off W Cape Finisterre, Bay of Biscay, off W Ireland, Atlant. (NW & SW), Medit. (Alboran Sea, Sidi Fredj coast, G. of Annaba, Baleares, Taranto, G. of Gabes, S Adriatic Sea, Ionian Sea, Aegean Sea, Lebanon Bassin, Black Sea), SW Indiian, sub-Antarct. (Indian), New Zealand, Pacif. (central N), off Wasington coast, Oregon (off Newport), California, G. of California, Chile (S, off Santiago, Concepcion)

Data from Cornils & Blanco-Bercial (2013): 37°4'N; 74°31'W
N: 79
Lg.:
(38) F: 1,22-1,18; (72) F: 1,24-1,15; (116) F: 1,25; (180) F: 1,02-0,95; (196) F: 1,31-1,07; (202)* F: 1-2; (432) F: 1,3-1,08; (786) F: 1,28-1,06; (1112) F: 0,95-1,26; (1132) F: 0,9-1,24; {F: 0,90-1,31}
*: Probably for 1,2.
Rem.: epipelagic (mainly 0-100 m, sometimes 75-200 m).
Last update : 28/02/2020
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