Gymnura marmorata

Superorder: Batoidea

Subclass: Elasmobranchii

Order: Myliobatiformes

Family: Gymnuridae

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External references for this species:

IUCN Red List

Traits

Length

Name Value Standard ValueType Sex Location Reference
Lbirth 26 cm DW Pooled Baja California peninsula burgosvazquez2013
Lmat50 73.3 cm DW raw_value Female Baja California peninsula burgosvazquez2013
Lmat50 46.8 cm DW raw_value Male Baja California peninsula burgosvazquez2013
Lmax-observed 91.5 cm DW Male Baja California peninsula davilaortiz2002
Lmax-observed 122 cm DW Female Baja California peninsula davilaortiz2002
Length at first maturity 41 cm DW Male Baja California peninsula davilaortiz2002
Length at first maturity 68 cm DW Female Baja California peninsula davilaortiz2002
Lbirth 26.55 cm DW Pooled Baja California peninsula davilaortiz2002
Lbirth 25.5 cm DW Pooled Baja California peninsula davilaortiz2002
Lmax-observed 93 cm DW max Pooled Espíritu Santo Island, La Paz Bay, BCS, Mexico ehemaan2017a

Reproduction

Name Value Standard ValueType Sex Location Reference
Max oviducal width 16 mm Female Baja California peninsula burgosvazquez2013
Max uterine width 100 mm Female Baja California peninsula burgosvazquez2013
Breeding March-July Month Female Baja California peninsula burgosvazquez2013
Parturition June Month Female Baja California peninsula burgosvazquez2013
Gestation length 9 Month min Female Baja California peninsula burgosvazquez2013
Uterine fecundity 7.9 n mean Female Baja California peninsula burgosvazquez2013
Breeding interval 1 Year Female Baja California peninsula burgosvazquez2013
Ovulation April-June Month Female Baja California peninsula davilaortiz2002
Parturition April-July Month Female Baja California peninsula davilaortiz2002
Uterine fecundity 4 n min Female Baja California peninsula davilaortiz2002

Growth

Name Value Standard ValueType Sex Location Reference
Linf 126.6 cm raw_value Female Baja California peninsula sanchezcota2016
Linf 135.4 cm raw_value Female Baja California peninsula sanchezcota2016
Linf 118.8 cm raw_value Female Baja California peninsula sanchezcota2016
L0 26 cm raw_value Female Baja California peninsula sanchezcota2016
Linf 126.9 cm raw_value Female Baja California peninsula sanchezcota2016
Linf 98.4 cm raw_value Female Baja California peninsula sanchezcota2016
L0 26 cm raw_value Female Baja California peninsula sanchezcota2016
Linf 75.8 cm raw_value Male Baja California peninsula sanchezcota2016
Linf 68.6 cm raw_value Male Baja California peninsula sanchezcota2016
L0 26 cm raw_value Male Baja California peninsula sanchezcota2016
Linf 75.1 cm raw_value Male Baja California peninsula sanchezcota2016
Linf 70.7 cm raw_value Male Baja California peninsula sanchezcota2016
L0 26 cm raw_value Male Baja California peninsula sanchezcota2016
Linf 74.6 cm raw_value Male Baja California peninsula sanchezcota2016
Linf 144.2 cm raw_value Pooled Baja California peninsula sanchezcota2016
Linf 115.1 cm raw_value Pooled Baja California peninsula sanchezcota2016
L0 26 cm raw_value Pooled Baja California peninsula sanchezcota2016
Linf 131.7 cm raw_value Pooled Baja California peninsula sanchezcota2016
Linf 93.7 cm raw_value Pooled Baja California peninsula sanchezcota2016
L0 26 cm raw_value Pooled Baja California peninsula sanchezcota2016
Linf 125.8 cm raw_value Pooled Baja California peninsula sanchezcota2016
k 0.16 Coefficient raw_value Female Baja California peninsula sanchezcota2016
k 0.29 Coefficient raw_value Female Baja California peninsula sanchezcota2016
k 0.25 Coefficient raw_value Female Baja California peninsula sanchezcota2016
k 0.2 Coefficient raw_value Female Baja California peninsula sanchezcota2016
k 0.35 Coefficient raw_value Female Baja California peninsula sanchezcota2016
k 0.54 Coefficient raw_value Male Baja California peninsula sanchezcota2016
k 1.41 Coefficient raw_value Male Baja California peninsula sanchezcota2016
k 0.65 Coefficient raw_value Male Baja California peninsula sanchezcota2016
k -0.59 Coefficient raw_value Male Baja California peninsula sanchezcota2016
k 0.76 Coefficient raw_value Male Baja California peninsula sanchezcota2016
k 0.13 Coefficient raw_value Pooled Baja California peninsula sanchezcota2016
k 0.31 Coefficient raw_value Pooled Baja California peninsula sanchezcota2016
k 0.21 Coefficient raw_value Pooled Baja California peninsula sanchezcota2016
k 0.07 Coefficient raw_value Pooled Baja California peninsula sanchezcota2016
k 0.31 Coefficient raw_value Pooled Baja California peninsula sanchezcota2016
t0 -2.27 Year raw_value Female Baja California peninsula sanchezcota2016
t0 0.19 Year raw_value Female Baja California peninsula sanchezcota2016
t0 1.45 Year raw_value Female Baja California peninsula sanchezcota2016
t0 -1.55 Year raw_value Male Baja California peninsula sanchezcota2016
t0 -0.96 Year raw_value Male Baja California peninsula sanchezcota2016
t0 -0.53 Year raw_value Male Baja California peninsula sanchezcota2016
t0 -2.76 Year raw_value Pooled Baja California peninsula sanchezcota2016
t0 0.26 Year raw_value Pooled Baja California peninsula sanchezcota2016
t0 1.66 Year raw_value Pooled Baja California peninsula sanchezcota2016

Age

Name Value Standard ValueType Sex Location Reference
Amax-observed 13 Year raw_value Female Baja California peninsula sanchezcota2016
Amax-observed 5 Year raw_value Male Baja California peninsula sanchezcota2016

Relationships

Name Value Standard ValueType Sex Location Reference
a 0.007 Coefficient mean Pooled Espíritu Santo Island, La Paz Bay, BCS, Mexico ehemaan2017a
b 2.96 Coefficient mean Pooled Espíritu Santo Island, La Paz Bay, BCS, Mexico ehemaan2017a

Contributors to the data of this species

  • egarcia
  • ajudah