| Subject | English | Spanish |
| transp. | engine room watchkeeping | guardia montada en la cámara de máquinas |
| transp., nautic. | International Convention on Standards of Training, Certification and Watchkeeping, 1978 | Convenio STCW de 1978 |
| org.name. | International Convention on Standards of Training, Certification and Watchkeeping for Fishing Vessel Personnel | Convenio Internacional sobre Normas de Formación, Titulación y Guardia para la Gente de Mar |
| org.name. | International Convention on Standards of Training, Certification and Watchkeeping for Fishing Vessel Personnel | Convenio STCW |
| ed., fish.farm. | International Convention on Standards of Training, Certification and Watchkeeping for Fishing Vessel Personnel | Convenio Internacional sobre normas de formación, titulación y guardia para el personal de los buques pesqueros |
| transp., nautic. | International Convention on Standards of Training, Certification and Watchkeeping for Seafarers | Convenio STCW |
| transp., nautic. | International Convention on Standards of Training, Certification and Watchkeeping for Seafarers | Convenio Internacional sobre Normas de Formación, Titulación y Guardia para la Gente de Mar |
| gen. | knowledge regarding watchkeeping | conocimientos relativos al servicio de guardia |
| transp. | one-man bridge watchkeeping | presencia de un hombre de guardia en el puente |
| el. | radio watchkeeping | servicio de escucha radioeléctrica |
| lab.law., transp., nautic. | Seafarers' Training, Certification and Watchkeeping Code | Código de formación, titulación y guardia para la gente de mar |
| gen. | Seafarers' Training, Certification and Watchkeeping Code | Código de formación |
| transp., nautic. | Sub-Committee on Standards of Training and Watchkeeping | Subcomité de Normas de Formación y Guardia |
| transp., nautic. | Sub-Committee on Standards of Training and Watchkeeping | Subcomité STW |
| gen. | Watchkeeping Capability | capacidad de guardia permanente |
| transp. | watchkeeping duty | deber asignado en la guardia |
| transp. | watchkeeping engineer | maquinista naval de cuarta clase |
| lab.law., transp. | watchkeeping officer | oficial de puente de cuarta clase |
| transp. | watchkeeping officer | oficial de guardia |
| lab.law., transp. | watchkeeping officer | primer oficial |
| transp., nautic. | watchkeeping personnel | personal de la guardia |
| el. | watchkeeping receiver | receptor de vigilancia |