Fish identification archive / Redear Sardine (Redear Herring)

Redear Sardine (Redear Herring)

Harengula humeralis

Fun facts for your next surface interval

The belly has a keel of bony scutes. [source]
Its thin scales detach easily. [source]
The dorsal fin lacks an elongated filament. [source]

Florida and local context

Harengula humeralis is a species-level row in the Blue Heron Bridge (WPB), Phil Foster Park report.

A documented past record does not establish present abundance or guarantee an encounter.

Sources: REEF: named-site cumulative survey supplied with reservation

How to recognize this animal

Silvery sardine with blue-green back, orange shoulder spot, narrow orange side lines and dark front dorsal tips.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Size and life stages

Smithsonian reports a maximum of 26.5 cm, not a typical local encounter size.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Habitat and where to look

Clear coastal water near reefs and above seagrass; the account tentatively gives 0–10 m.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Range and local context

Bermuda to Brazil. Corridor inclusion relies on the separate named-site record.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring); REEF: named-site cumulative survey supplied with reservation

What is on the menu?

Plankton-feeding carnivore; zooplankton and small invertebrates are listed.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Daily habits and behavior

Near-surface water-column fish rather than a substrate-resting species.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Mating and the next generation

Pelagic eggs and larvae are listed. Local spawning dates and duration were not verified.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Look-alikes and identification traps

The orange shoulder and side lines help, but compare closely with other Harengula sardines.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Observe without disturbing

Observe without touching, feeding or moving the fish. Maintain buoyancy, leave its route open and keep equipment clear of the bottom. Editorial guidance; not a harvest assessment.

Sources: Smithsonian Tropical Research Institute: Redear Sardine (Redear Herring)

Harvest, protection and eating safety

Unknown: exact harvest rules need verification

The neutral gray status means the rules or scope have not been fully verified. Exact species and jurisdiction clearance remains unresolved. Unknown is not a protected or prohibited classification.

This color is a qualified summary, not permission to collect or a guarantee that a particular animal is safe to eat.

Can it be hunted or harvested?

Harengula humeralis must not inherit other sardine/herring species limits or a historic baitfish-program allowance. This review does not establish complete bag, size, method or season clearance for this exact taxon.

Florida seasons and areas

Annual season and current-trip openness remain unverified; missing restrictions are not permission. Check mapped boundaries before any take. Blue Heron Bridge prohibits marine-life collection within the designated dive-site area, not all county fishing. Biscayne prohibits ornamental collection without a superintendent permit and has a mapped March 1–May 31 fishing/possession closure, effective March 2026, with properly stowed continuous transit excepted. Pennekamp prohibits tropical-fish collection and spearfishing. Key Largo Management Area prohibits taking tropical fish and marine invertebrates; the latter exceptions are commercial spiny-lobster/stone-crab trapping and recreational spiny-lobster hand/hand-gear take under applicable rules, not recreational crab collection. It separately prohibits spearfishing. Sanctuary Preservation Areas prohibit fishing and collection subject only to expressly stated exceptions. These are site restrictions, not a corridor-wide fishing ban.

Can it be speared?

Species-specific spearing clearance is unverified; do not treat a missing prohibition as permission. FWC restricts spearfishing near public swimming beaches, fishing piers/bridges, jetties and in state parks. The Long Key-north Monroe restriction concerns state waters; Key Largo Management Area has a separate prohibition. Federal location alone is not clearance.

Is it safe to eat?

No species/site-specific food-safety clearance or meal frequency was established. Legal harvest does not mean safe to eat; some marine toxins survive cooking and freezing. Consult current Florida Health guidance and local advisories. No dated, species-matched local menu evidence was verified; recipes remain disabled.

Harengula humeralis must not inherit other sardine/herring species limits or a historic baitfish-program allowance.

This review covers the Vero Beach–Key Largo Atlantic corridor: Indian River, St. Lucie, Martin, Palm Beach, Broward, Miami-Dade and Monroe counties. Florida Atlantic state waters and South Atlantic federal waters are distinct jurisdictions. Do not extend a state-water season tag to federal waters or transfer Atlantic rules to Gulf-side Keys waters. Park and sanctuary boundaries can override a species allowance.

Before you act: Confirm the species, date, exact management area, state or federal waters, gear, licenses and current local closures. A local occurrence record never grants permission to take an animal.

Official rules and health guidance

Reviewed 2026-11-11. Rules and advisories can change; check the linked authorities before acting.

Identification and source cautions

Historical cumulative citizen-science occurrence is not an independently reidentified voucher or a current encounter probability.
Regional depths and range do not establish presence at every corridor site.
Reported maximum is source-specific, not a typical local sighting size.
Depth is explicitly tentative in the source narrative; do not present 10 m as a firm limit.

Sources and review

Biology and taxonomy reviewed 2026-11-11. Photographs on cited sites are reference material and are not reproduced here.

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